https://guoxicheng.top/assets/index.html-BdE9zwhs.js

1import{_ as t}from"./plugin-vue_export-helper-DlAUqK2U.js";import{c as e,a as k,w as s,d as i,b as p,r as d,o as r,e as n}from"./app-CNaTWw66.js";const g={},y=i("h2",{id:"npm-镜像源切换",tabindex:"-1"},[i("a",{class:"header-anchor",href:"#npm-镜像源切换"},[i("span",null,"npm 镜像源切换")])],-1),B=i("div",{class:"language-bash line-numbers-mode","data-highlighter":"shiki","data-ext":"bash","data-title":"bash",style:{"--shiki-light":"#24292e","--shiki-dark":"#abb2bf","--shiki-light-bg":"#fff","--shiki-dark-bg":"#282c34"}},[i("pre",{class:"shiki shiki-themes github-light one-dark-pro vp-code"},[i("code",null,[i("span",{class:"line"},[i("span",{style:{"--shiki-light":"#6F42C1","--shiki-dark":"#61AFEF"}},"npm"),i("span",{style:{"--shiki-light":"#032F62","--shiki-dark":"#98C379"}}," config"),i("span",{style:{"--shiki-light":"#032F62","--shiki-dark":"#98C379"}}," get"),i("span",{style:{"--shiki-light":"#032F62","--shiki-dark":"#98C379"}}," registry")])])]),i("div",{class:"line-numbers","aria-hidden":"true",style:{"counter-reset":"line-number 0"}},[i("div",{class:"line-number"})])],-1),c=i("div",{class:"language-bash line-numbers-mode","data-highlighter":"shiki","data-ext":"bash","data-title":"bash",style:{"--shiki-light":"#24292e","--shiki-dark":"#abb2bf","--shiki-light-bg":"#fff","--shiki-dark-bg":"#282c34"}},[i("pre",{class:"shiki shiki-themes github-light one-dark-pro vp-code"},[i("code",null,[i("span",{class:"line"},[i("span",{style:{"--shiki-light":"#6F42C1","--shiki-dark":"#61AFEF"}},"npm"),i("span",{style:{"--shiki-light":"#032F62","--shiki-dark":"#98C379"}}," config"),i("span",{style:{"--shiki-light":"#032F62","--shiki-dark":"#98C379"}}," set"),i("span",{style:{"--shiki-light":"#032F62","--shiki-dark":"#98C379"}}," registry"),i("span",{style:{"--shiki-light":"#032F62","--shiki-dark":"#98C379"}}," https://registry.npm.taobao.org")])])]),i("div",{class:"line-numbers","aria-hidden":"true",style:{"counter-reset":"line-number 0"}},[i("div",{class:"line-number"})])],-1),o=i("div",{class:"language-bash line-numbers-mode","data-highlighter":"shiki","data-ext":"bash","data-title":"bash",style:{"--shiki-light":"#24292e","--shiki-dark":"#abb2bf","--shiki-light-bg":"#fff","--shiki-dark-bg":"#282c34"}},[i("pre",{class:"shiki shiki-themes github-light one-dark-pro vp-code"},[i("code",null,[i("span",{class:"line"},[i("span",{style:{"--shiki-light":"#6F42C1","--shiki-dark":"#61AFEF"}},"npm"),i("span",{style:{"--shiki-light":"#032F62","--shiki-dark":"#98C379"}}," config"),i("span",{style:{"--shiki-light":"#032F62","--shiki-dark":"#98C379"}}," set"),i("span",{style:{"--shiki-light":"#032F62","--shiki-dark":"#98C379"}}," registry"),i("span",{style:{"--shiki-light":"#032F62","--shiki-dark":"#98C379"}}," https://registry.npmjs.org")])])]),i("div",{class:"line-numbers","aria-hidden":"true",style:{"counter-reset":"line-number 0"}},[i("div",{class:"line-number"})])],-1),C=p(`<h2 id="替换字符串中的回车、空格和换行" tabindex="-1"><a class="header-anchor" href="#替换字符串中的回车、空格和换行"><span>替换字符串中的回车、空格和换行</span></a></h2><div class="language-js line-numbers-mode" data-highlighter="shiki" data-ext="js" data-title="js" style="--shiki-light:#24292e;--shiki-dark:#abb2bf;--shiki-light-bg:#fff;--shiki-dark-bg:#282c34;"><pre class="shiki shiki-themes github-light one-dark-pro vp-code"><code><span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E5C07B;">string</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#61AFEF;">replace</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#E06C75;">/</span><span style="--shiki-light:#005CC5;--shiki-dark:#E06C75;">\\n</span><span style="--shiki-light:#D73A49;--shiki-dark:#ABB2BF;">|</span><span style="--shiki-light:#22863A;--shiki-dark:#56B6C2;--shiki-light-font-weight:bold;--shiki-dark-font-weight:inherit;">\\ </span><span style="--shiki-light:#D73A49;--shiki-dark:#D19A66;">+</span><span style="--shiki-light:#D73A49;--shiki-dark:#ABB2BF;">|</span><span style="--shiki-light:#22863A;--shiki-dark:#56B6C2;

1--shiki-light-font-weight:bold;--shiki-dark-font-weight:inherit;">\\\\</span><span style="--shiki-light:#032F62;--shiki-dark:#E06C75;">/</span><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">g</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#98C379;">&quot;&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">)</span></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div></div></div><h2 id="求幂运算" tabindex="-1"><a class="header-anchor" href="#求幂运算"><span>求幂运算</span></a></h2><div class="language-ts line-numbers-mode" data-highlighter="shiki" data-ext="ts" data-title="ts" style="--shiki-light:#24292e;--shiki-dark:#abb2bf;--shiki-light-bg:#fff;--shiki-dark-bg:#282c34;"><pre class="shiki shiki-themes github-light one-dark-pro vp-code"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#E5C07B;"> result</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> =</span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;"> 2</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> **</span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;"> 10</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">; </span><span style="--shiki-light:#6A737D;--shiki-dark:#7F848E;--shiki-light-font-style:inherit;--shiki-dark-font-style:italic;">// 1024</span></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div></div></div><h2 id="截取数组" tabindex="-1"><a class="header-anchor" href="#截取数组"><span>截取数组</span></a></h2><div class="language-ts line-numbers-mode" data-highlighter="shiki" data-ext="ts" data-title="ts" style="--shiki-light:#24292e;--shiki-dark:#abb2bf;--shiki-light-bg:#fff;--shiki-dark-bg:#282c34;"><pre class="shiki shiki-themes github-light one-dark-pro vp-code"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#E5C07B;"> array</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> [</span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">3</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">4</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">5</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">];</span></span>
2<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E5C07B;">array</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">.</span><span style="--shiki-light:#005CC5;--shiki-dark:#E06C75;">length</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> =</span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;"> 3</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">; </span><span style="--shiki-light:#6A737D;--shiki-dark:#7F848E;--shiki-light-font-style:inherit;--shiki-dark-font-style:italic;">// [1, 2, 3]</span></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div></div></div><h2 id="冻结对象" tabindex="-1"><a class="header-anchor" href="#冻结对象"><span>冻结对象</span></a></h2><p>一个被冻结的对象不能被修改，所有属性都为只读。</p><div class="language-ts line-numbers-mode" data-highlighter="shiki" data-ext="ts" data-title="ts" style="--shiki-light:#24292e;--shiki-dark:#abb2bf;--shiki-light-bg:#fff;--shiki-dark-bg:#282c34;">

2<pre class="shiki shiki-themes github-light one-dark-pro vp-code"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#E5C07B;"> obj</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> {</span></span>
3<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">	prop</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">: </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">42</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">,</span></span>
4<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">};</span></span>
5<span class="line"></span>
6<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E5C07B;">Object</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#61AFEF;">freeze</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">obj</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">);</span></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h2 id="美化json" tabindex="-1"><a class="header-anchor" href="#美化json"><span>美化JSON</span></a></h2><p><code>JSON.stringify()</code>方法包含三个参数：</p><ol><li>json: 可以是数组或Object</li><li>replacer: 可以是数组或过滤函数 <ul><li>当为数组时，数组中的属性按顺序表示要被过滤的属性</li><li>当为函数时，函数的返回值表示要被过滤的属性</li></ul></li><li>space: 表示缩进</li></ol><div class="language-ts line-numbers-mode" data-highlighter="shiki" data-ext="ts" data-title="ts" style="--shiki-light:#24292e;--shiki-dark:#abb2bf;--shiki-light-bg:#fff;--shiki-dark-bg:#282c34;"><pre class="shiki shiki-themes github-light one-dark-pro vp-code"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#E5C07B;"> obj</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> { </span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">id</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">: </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">name</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">: </span><span style="--shiki-light:#032F62;--shiki-dark:#98C379;">&#39;test&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">age</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">: </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">10</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> };</span></span>
7<span class="line"><span style="--shiki-light:#005CC5;--shiki-dark:#E5C07B;">JSON</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#61AFEF;">stringify</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">obj</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">);</span></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div></div></div><h2 id="合并多个对象" tabindex="-1"><a class="header-anchor" href="#合并多个对象"><span>合并多个对象</span></a></h2><p>合并后的对象中的键将唯一存在，后者合并的值将会覆盖已存在的键的值。</p><div class="language-ts line-numbers-mode" data-highlighter="shiki" data-ext="ts" data-title="ts" style="--shiki-light:#24292e;--shiki-dark:#abb2bf;--shiki-light-bg:#fff;--shiki-dark-bg:#282c34;">

7<pre class="shiki shiki-themes github-light one-dark-pro vp-code"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#E5C07B;"> obj1</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> { </span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">a</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">: </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">b</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">: </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> };</span></span>
8<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#E5C07B;"> obj2</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> { </span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">b</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">: </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">3</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">c</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">: </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">4</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> };</span></span>
9<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#E5C07B;"> obj</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> { </span><span style="--shiki-light:#D73A49;--shiki-dark:#ABB2BF;">...</span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">obj1</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#D73A49;--shiki-dark:#ABB2BF;">...</span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">obj2</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> }; </span><span style="--shiki-light:#6A737D;--shiki-dark:#7F848E;--shiki-light-font-style:inherit;--shiki-dark-font-style:italic;">// { a: 1, b: 3, c: 4 }</span></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h2 id="简化短路运算" tabindex="-1"><a class="header-anchor" href="#简化短路运算"><span>简化短路运算</span></a></h2><div class="language-ts line-numbers-mode" data-highlighter="shiki" data-ext="ts" data-title="ts" style="--shiki-light:#24292e;--shiki-dark:#abb2bf;--shiki-light-bg:#fff;--shiki-dark-bg:#282c34;"><pre class="shiki shiki-themes github-light one-dark-pro vp-code"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">if</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> (</span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">isOnline</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">) {</span></span>
10<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#61AFEF;">	postMessage</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">();</span></span>
11<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">}</span></span>
12<span class="line"></span>
13<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#7F848E;--shiki-light-font-style:inherit;--shiki-dark-font-style:italic;">// 使用 &amp;&amp; 简化</span></span>
14<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">isOnline</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> &amp;&amp;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#61AFEF;"> postMessage</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">();</span></span>
15<span class="line"></span>
16<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">if</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> (</span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">name</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> ==</span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;"> null</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">) {</span></span>
17<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">	name</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> =</span><span style="--shiki-light:#032F62;--shiki-dark:#98C379;"> &#39;test&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">;</span></span>
18<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">}</span></span>
19<span class="line"></span>
20<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#7F848E;--shiki-light-font-style:inherit;--shiki-dark-font-style:italic;">// 使用 || 简化</span></span>
21<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">let</span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;"> name</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> =</span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;"> null</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> ||</span><span style="--shiki-light:#032F62;--shiki-dark:#98C379;"> &#39;test&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">;</span></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h2 id="创建纯净对象" tabindex="-1"><a class="header-anchor" href="#创建纯净对象"><span>创建纯净对象</span></a></h2><div class="language-ts line-numbers-mode" data-highlighter="shiki" data-ext="ts" data-title="ts" style="--shiki-light:#24292e;--shiki-dark:#abb2bf;--shiki-light-bg:#fff;--shiki-dark-bg:#282c34;">

21<pre class="shiki shiki-themes github-light one-dark-pro vp-code"><code><span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#7F848E;--shiki-light-font-style:inherit;--shiki-dark-font-style:italic;">// 创建的对象会继承Object的方法</span></span>
22<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#E5C07B;"> obj</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> {};</span></span>
23<span class="line"></span>
24<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#7F848E;--shiki-light-font-style:inherit;--shiki-dark-font-style:italic;">// 创建的对象原型链上没有任何属性</span></span>
25<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#E5C07B;"> obj</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E5C07B;"> Object</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#61AFEF;">create</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">null</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">);</span></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h2 id="避免多条件并列" tabindex="-1"><a class="header-anchor" href="#避免多条件并列"><span>避免多条件并列</span></a></h2><div class="language-ts line-numbers-mode" data-highlighter="shiki" data-ext="ts" data-title="ts" style="--shiki-light:#24292e;--shiki-dark:#abb2bf;--shiki-light-bg:#fff;--shiki-dark-bg:#282c34;"><pre class="shiki shiki-themes github-light one-dark-pro vp-code"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">if</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> (</span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">status</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> ===</span><span style="--shiki-light:#032F62;--shiki-dark:#98C379;"> &#39;process&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> ||</span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;"> status</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> ===</span><span style="--shiki-light:#032F62;--shiki-dark:#98C379;"> &#39;wait&#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> ||</span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;"> status</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> ===</span><span style="--shiki-light:#032F62;--shiki-dark:#98C379;"> &#39;fail&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">) {</span></span>
26<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#61AFEF;">	doSomething</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">();</span></span>
27<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">}</span></span>
28<span class="line"></span>
29<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#7F848E;--shiki-light-font-style:inherit;--shiki-dark-font-style:italic;">// 使用 includes 简化</span></span>
30<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">const</span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;"> enum</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> [</span><span style="--shiki-light:#032F62;--shiki-dark:#98C379;">&#39;process&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#98C379;">&#39;wait&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#98C379;">&#39;fail&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">];</span></span>
31<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">if</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> (</span><span style="--shiki-light:#24292E;--shiki-dark:#E5C07B;">enum</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#61AFEF;">includes</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">status</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">)){</span></span>
32<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#61AFEF;">	doSomething</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">();</span></span>
33<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">}</span></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h2 id="数组去重" tabindex="-1"><a class="header-anchor" href="#数组去重"><span>数组去重</span></a></h2><div class="language-ts line-numbers-mode" data-highlighter="shiki" data-ext="ts" data-title="ts" style="--shiki-light:#24292e;--shiki-dark:#abb2bf;--shiki-light-bg:#fff;--shiki-dark-bg:#282c34;">

33<pre class="shiki shiki-themes github-light one-dark-pro vp-code"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#E5C07B;"> arr</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> [</span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">3</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">3</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">4</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">4</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">];</span></span>
34<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E5C07B;">Array</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#61AFEF;">from</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">(</span><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">new</span><span style="--shiki-light:#6F42C1;--shiki-dark:#61AFEF;"> Set</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">arr</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">));</span></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div></div></div><h2 id="数组转为对象" tabindex="-1"><a class="header-anchor" href="#数组转为对象"><span>数组转为对象</span></a></h2><div class="language-ts line-numbers-mode" data-highlighter="shiki" data-ext="ts" data-title="ts" style="--shiki-light:#24292e;--shiki-dark:#abb2bf;--shiki-light-bg:#fff;--shiki-dark-bg:#282c34;"><pre class="shiki shiki-themes github-light one-dark-pro vp-code"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#E5C07B;"> arr</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> [</span><span style="--shiki-light:#032F62;--shiki-dark:#98C379;">&#39;a&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#98C379;">&#39;b&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#98C379;">&#39;c&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#98C379;">&#39;d&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">];</span></span>
35<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#E5C07B;"> obj</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> { </span><span style="--shiki-light:#D73A49;--shiki-dark:#ABB2BF;">...</span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">arr</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> }; </span><span style="--shiki-light:#6A737D;--shiki-dark:#7F848E;--shiki-light-font-style:inherit;--shiki-dark-font-style:italic;">// { 0: &#39;a&#39;, 1: &#39;b&#39;, 2: &#39;c&#39;, 3: &#39;d&#39; }</span></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div></div></div><h2 id="字符串类型转数字" tabindex="-1"><a class="header-anchor" href="#字符串类型转数字"><span>

35字符串类型转数字</span></a></h2><div class="language-ts line-numbers-mode" data-highlighter="shiki" data-ext="ts" data-title="ts" style="--shiki-light:#24292e;--shiki-dark:#abb2bf;--shiki-light-bg:#fff;--shiki-dark-bg:#282c34;"><pre class="shiki shiki-themes github-light one-dark-pro vp-code"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#E5C07B;"> age</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> =</span><span style="--shiki-light:#032F62;--shiki-dark:#98C379;"> &#39;18&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">;</span></span>
36<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#E5C07B;"> newAge</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> +</span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">age</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">;</span></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div></div></div><h2 id="取得数组最后一项" tabindex="-1"><a class="header-anchor" href="#取得数组最后一项"><span>取得数组最后一项</span></a></h2><div class="language-ts line-numbers-mode" data-highlighter="shiki" data-ext="ts" data-title="ts" style="--shiki-light:#24292e;--shiki-dark:#abb2bf;--shiki-light-bg:#fff;--shiki-dark-bg:#282c34;"><pre class="shiki shiki-themes github-light one-dark-pro vp-code"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#E5C07B;"> arr</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> [</span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">2</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">3</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">4</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">5</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">];</span></span>
37<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E5C07B;">arr</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#61AFEF;">slice</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">(</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;">-</span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">1</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">)[</span><span style="--shiki-light:#005CC5;--shiki-dark:#D19A66;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">];</span></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div></div></div><h2 id="通用数据类型判断方法" tabindex="-1"><a class="header-anchor" href="#通用数据类型判断方法"><span>通用数据类型判断方法</span></a></h2><div class="language-ts line-numbers-mode" data-highlighter="shiki" data-ext="ts" data-title="ts" style="--shiki-light:#24292e;--shiki-dark:#abb2bf;--shiki-light-bg:#fff;--shiki-dark-bg:#282c34;"><pre class="shiki shiki-themes github-light one-dark-pro vp-code"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">function</span><span style="--shiki-light:#6F42C1;--shiki-dark:#61AFEF;"> getType</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#E06C75;--shiki-light-font-style:inherit;--shiki-dark-font-style:italic;">obj</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">) {</span></span>
38<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">

38  let</span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;"> type</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> =</span><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;"> typeof</span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;"> obj</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">;</span></span>
39<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">  if</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;"> (</span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">type</span><span style="--shiki-light:#D73A49;--shiki-dark:#56B6C2;"> !==</span><span style="--shiki-light:#032F62;--shiki-dark:#98C379;"> &#39;object&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">) {</span></span>
40<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#7F848E;--shiki-light-font-style:inherit;--shiki-dark-font-style:italic;">    // 先进行typeof判断，如果是基础数据类型，直接返回</span></span>
41<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">    return</span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;"> type</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">;</span></span>
42<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">  }</span></span>
43<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#7F848E;--shiki-light-font-style:inherit;--shiki-dark-font-style:italic;">  // 对于typeof返回结果是object的，再进行如下的判断，正则返回结果</span></span>
44<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">  return</span><span style="--shiki-light:#005CC5;--shiki-dark:#E5C07B;"> Object</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">.</span><span style="--shiki-light:#005CC5;--shiki-dark:#E06C75;">prototype</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">.</span><span style="--shiki-light:#24292E;--shiki-dark:#E5C07B;">toString</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#61AFEF;">call</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">(</span><span style="--shiki-light:#24292E;--shiki-dark:#E06C75;">obj</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#61AFEF;">replace</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#E06C75;">/</span><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">^</span><span style="--shiki-light:#22863A;--shiki-dark:#56B6C2;--shiki-light-font-weight:bold;--shiki-dark-font-weight:inherit;">\\[</span><span style="--shiki-light:#032F62;--shiki-dark:#E06C75;">object (</span><span style="--shiki-light:#005CC5;--shiki-dark:#E06C75;">\\S</span><span style="--shiki-light:#D73A49;--shiki-dark:#D19A66;">+</span><span style="--shiki-light:#032F62;--shiki-dark:#E06C75;">)</span><span style="--shiki-light:#22863A;--shiki-dark:#56B6C2;--shiki-light-font-weight:bold;--shiki-dark-font-weight:inherit;">\\]</span><span style="--shiki-light:#D73A49;--shiki-dark:#C678DD;">$</span><span style="--shiki-light:#032F62;--shiki-dark:#E06C75;">/</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#98C379;">&#39;$1&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">);</span></span>
45<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#ABB2BF;">}</span></span></code></pre><div class="line-numbers" aria-hidden="true" style="counter-reset:line-number 0;"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div>`,32);function b(A,E){const l=d("CodeTabs");return r(),e("div",null,[y,k(l,{id:"3",data:[{id:"查看当前使用的镜像源"},{id:"切换淘宝镜像源"},{id:"切换NPM官方镜像源"}]},{title0:s(({value:a,isActive:h})=>[n("查看当前使用的镜像源")]),title1:s(({value:a,isActive:h})=>[n("切换淘宝镜像源")]),title2:s(({value:a,isActive:h})=>[n("切换NPM官方镜像源")]),tab0:s(({value:a,isActive:h})=>[B]),tab1:s(({value:a,isActive:h})=>[c]),tab2:s(({value:a,isActive:h})=>[o]),_:1}),C])}const F=t(g,[["render",b],["__file","index.html.vue"]]),m=JSON.parse(`{"path":"/develop/typescript/","title":"Typescript","lang":"zh-CN","frontmatter":{"title":"Typescript","index":false,"icon":"fa-brands fa-js-square","dir":{"link":true},"description":"npm 镜像源切换 替换字符串中的回车、空格和换行 求幂运算 截取数组 冻结对象 一个被冻结的对象不能被修改，所有属性都为只读。 美化JSON JSON.stringify()方法包含三个参数： json: 可以是数组或Object replacer: 可以是数组或过滤函数 当为数组时，数组中的属性按顺序表示要被过滤的属性 当为函数时，函数的返回值表示...","head":[["meta",{"property":"og:url","content":"https://guoxicheng.top/develop/typescript/"}],["meta",{"property":"og:site_name","content":"Guo's Page"}],["meta",{"property":"og:title","content":"Typescript"}],["meta",{"property":"og:description","content":"npm 镜像源切换 替换字符串中的回车、空格和换行 求幂运算 截取数组 冻结对象 一个被冻结的对象不能被修改，所有属性都为只读。 美化JSON JSON.stringify()方法包含三个参数： json: 可以是数组或Object replacer: 可以是数组或过滤函数 当为数组时，数组中的属性按顺序表示要被过滤的属性 当为函数时，函数的返回值表示..."}],["meta",{"property":"og:type","content":"article"}],["meta",{"property":"og:locale","content":"zh-CN"}

45],["meta",{"property":"og:updated_time","content":"2023-12-22T07:32:13.000Z"}],["meta",{"property":"article:modified_time","content":"2023-12-22T07:32:13.000Z"}],["script",{"type":"application/ld+json"},"{\\"@context\\":\\"https://schema.org\\",\\"@type\\":\\"Article\\",\\"headline\\":\\"Typescript\\",\\"image\\":[\\"\\"],\\"dateModified\\":\\"2023-12-22T07:32:13.000Z\\",\\"author\\":[]}"]]},"headers":[{"level":2,"title":"npm 镜像源切换","slug":"npm-镜像源切换","link":"#npm-镜像源切换","children":[]},{"level":2,"title":"替换字符串中的回车、空格和换行","slug":"替换字符串中的回车、空格和换行","link":"#替换字符串中的回车、空格和换行","children":[]},{"level":2,"title":"求幂运算","slug":"求幂运算","link":"#求幂运算","children":[]},{"level":2,"title":"截取数组","slug":"截取数组","link":"#截取数组","children":[]},{"level":2,"title":"冻结对象","slug":"冻结对象","link":"#冻结对象","children":[]},{"level":2,"title":"美化JSON","slug":"美化json","link":"#美化json","children":[]},{"level":2,"title":"合并多个对象","slug":"合并多个对象","link":"#合并多个对象","children":[]},{"level":2,"title":"简化短路运算","slug":"简化短路运算","link":"#简化短路运算","children":[]},{"level":2,"title":"创建纯净对象","slug":"创建纯净对象","link":"#创建纯净对象","children":[]},{"level":2,"title":"避免多条件并列","slug":"避免多条件并列","link":"#避免多条件并列","children":[]},{"level":2,"title":"数组去重","slug":"数组去重","link":"#数组去重","children":[]},{"level":2,"title":"数组转为对象","slug":"数组转为对象","link":"#数组转为对象","children":[]},{"level":2,"title":"字符串类型转数字","slug":"字符串类型转数字","link":"#字符串类型转数字","children":[]},{"level":2,"title":"取得数组最后一项","slug":"取得数组最后一项","link":"#取得数组最后一项","children":[]},{"level":2,"title":"通用数据类型判断方法","slug":"通用数据类型判断方法","link":"#通用数据类型判断方法","children":[]}],"git":{"createdTime":1690179304000,"updatedTime":1703230333000},"readingTime":{"minutes":1.88,"words":564},"filePathRelative":"develop/typescript/README.md","localizedDate":"2023年7月24日","autoDesc":true,"excerpt":"<h2>npm 镜像源切换</h2>\\n\\n<h2>替换字符串中的回车、空格和换行</h2>\\n<div class=\\"language-js line-numbers-mode\\" data-highlighter=\\"shiki\\" data-ext=\\"js\\" data-title=\\"js\\" style=\\"--shiki-light:#24292e;--shiki-dark:#abb2bf;--shiki-light-bg:#fff;--shiki-dark-bg:#282c34\\"><pre class=\\"shiki shiki-themes github-light one-dark-pro vp-code\\"><code><span class=\\"line\\"><span style=\\"--shiki-light:#24292E;--shiki-dark:#E5C07B\\">string</span><span style=\\"--shiki-light:#24292E;--shiki-dark:#ABB2BF\\">.</span><span style=\\"--shiki-light:#6F42C1;--shiki-dark:#61AFEF\\">replace</span><span style=\\"--shiki-light:#24292E;--shiki-dark:#ABB2BF\\">(</span><span style=\\"--shiki-light:#032F62;--shiki-dark:#E06C75\\">/</span><span style=\\"--shiki-light:#005CC5;--shiki-dark:#E06C75\\">\\\\n</span><span style=\\"--shiki-light:#D73A49;--shiki-dark:#ABB2BF\\">|</span><span style=\\"--shiki-light:#22863A;--shiki-dark:#56B6C2;--shiki-light-font-weight:bold;--shiki-dark-font-weight:inherit\\">\\\\ </span><span style=\\"--shiki-light:#D73A49;--shiki-dark:#D19A66\\">+</span><span style=\\"--shiki-light:#D73A49;--shiki-dark:#ABB2BF\\">|</span><span style=\\"--shiki-light:#22863A;--shiki-dark:#56B6C2;--shiki-light-font-weight:bold;--shiki-dark-font-weight:inherit\\">\\\\\\\\</span><span style=\\"--shiki-light:#032F62;--shiki-dark:#E06C75\\">/</span><span style=\\"--shiki-light:#D73A49;--shiki-dark:#C678DD\\">g</span><span style=\\"--shiki-light:#24292E;--shiki-dark:#ABB2BF\\">, </span><span style=\\"--shiki-light:#032F62;--shiki-dark:#98C379\\">\\"\\"</span><span style=\\"--shiki-light:#24292E;--shiki-dark:#ABB2BF\\">)</span></span></code></pre>\\n<div class=\\"line-numbers\\" aria-hidden=\\"true\\" style=\\"counter-reset:line-number 0\\"><div class=\\"line-number\\"></div></div></div>"}`);export{F as comp,m as data};