https://track24.ru/js/functions.js?v=17

1function isNumeric(val) {
2	return ret = parseInt(val);
3}
4function isInt(value) {
5  var x;
6  return isNaN(value) ? !1 : (x = parseFloat(value), (0 | x) === x);
7}
8
9Number.isInteger = Number.isInteger || function(value) {
10    return typeof value === "number" && 
11           isFinite(value) && 
12           Math.floor(value) === value;
13};
14
15function equalHeight(group) {
16    tallest = 0;
17    group.each(function() {
18        thisHeight = $(this).height();
19        if(thisHeight > tallest) {
20            tallest = thisHeight;
21        }
22    });
23    group.height(tallest);
24}
25
26function dateDiff(date1, date2) {
27           date1 = date1.split(".");
28		   date1 = date1[1]+'/'+date1[0]+'/'+date1[2];
29		   
30		   date2 = date2.split(".");
31		   date2 = date2[1]+'/'+date2[0]+'/'+date2[2];
32		   
33		   date2 = date2.replace(".", "/");
34		   date2 = date2.replace(".", "/");
35		 
36   var dtFrom = date1;
37   var dtTo = date2;
38 
39   var dt1 = new Date(dtFrom);
40   var dt2 = new Date(dtTo);
41   var diff = dt2.getTime() - dt1.getTime();
42   var days = diff / (1000 * 60 * 60 * 24);
43   
44   //console.log("diff", diff, days, Math.round(days), Math.abs(Math.round(days)));
45   
46   return  Math.round(days);
47}
48
49Date.prototype.addDays = function(days) {
50    this.setDate(this.getDate() + days);
51    return this;
52 };
53function projectedDate(date, days) {
54 var currentDate = date;
55  currentDate = currentDate.split(".");
56  currentDate = currentDate[1]+'/'+currentDate[0]+'/'+currentDate[2];
57  currentDate = new Date(currentDate);
58 
59  var projectateDate = currentDate.addDays(days);
60  res =  ('0' + projectateDate.getDate()).slice(-2)+'.'+('0' + (projectateDate.getMonth() + 1)).slice(-2) +'.'+projectateDate.getFullYear();
61  return res;
62}
63
64function addDays(theDate, days) {
65          return new Date(theDate.getTime() + days*24*60*60*1000);
66} 
67
68function dump(arr, level) {
69	var dumped_text = "";
70	if(!level) level = 0;
71	
72	//The padding given at the beginning of the line.
73	var level_padding = "";
74	for(var j=0; j<level+1; j++) level_padding += "  ";
75	
76	if(typeof(arr) == 'object') { //Array/Hashes/Objects 
77	 
78		for(var item in arr) {
79			var value = arr[item];
80			 
81			if(typeof(value) == 'object') { //If it is an array,
82			 	dumped_text += level_padding + "\"" + item + "\" => array(\n";
83				dumped_text += dump(value, level+1);
84				dumped_text +=')'+"\n";
85			} else {
86			    dumped_text += level_padding + "'" + item + "' => \"" + value + "\", \n";
87				 
88			}
89		}
90	  //if (level == 0) {
91	     //dumped_text = dumped_text.substring(0, dumped_text.length - 5);
92		//}
93	} else { //Stings/Chars/Numbers etc.
94		dumped_text = "===>"+arr+"<===("+typeof(arr)+")";
95	}
96	 
97	return dumped_text;
98}
99
100 
101function isEmpty(val) {
102    try {
103        return ((typeof val === "undefined") || (val === "undefined") || (val === null) || (val == null) || (val === "") || (val == "")) ? true : false;			
104	}	
105    catch (e) {
106	      return false;
107    }
108}
109
110
111function changeTimeAgo(time) {
112  let echoTime = null;
113  const timeNow = Date.now() / 1000;
114  const timeSql = new Date(time).getTime() / 1000;
115
116  const deSec = ['секунда', 'секунды', 'секунд'];
117  const deMinute = ['минута', 'минуты', 'минут'];
118  const deHour = ['час', 'часа', 'часов'];
119  const deDay = ['день', 'дня', 'дней'];
120  const deWeek = ['неделя', 'недели', 'недель'];
121  const deMonth = ['месяц', 'месяца', 'месяцев'];
122  const deYear = ['год', 'года', 'лет'];
123
124  const sec = Math.floor(timeNow - timeSql);
125  const minute = Math.floor(sec / 60);
126  const hour = Math.floor(sec / 60 / 60);
127  const day = Math.floor(sec / 60 / 60 / 24);
128  const week = Math.floor(sec / 60 / 60 / 24 / 7);

129  const month = Math.floor(sec / 60 / 60 / 24 / 7 / 4);
130  const year = Math.floor(sec / 60 / 60 / 24 / 7 / 4 / 12);
131
132  if (sec == 0) {
133    echoTime = "Только что";
134  }
135  if (sec < 60 && sec > 0) {
136    echoTime = sec + ' ' + declensionWord(sec, deSec) + ' назад';
137  }
138  if (sec >= 60) {
139    echoTime = minute + ' ' + declensionWord(minute, deMinute) + ' назад';
140  }
141  if (minute >= 60) {
142    echoTime = hour + ' ' + declensionWord(hour, deHour) + ' назад';
143  }
144  if (hour >= 24) {
145    echoTime = day + ' ' + declensionWord(day, deDay) + ' назад';
146  }
147  if (day >= 7) {
148    echoTime = week + ' ' + declensionWord(week, deWeek) + ' назад';
149  }
150  if (week >= 4) {
151    echoTime = month + ' ' + declensionWord(month, deMonth) + ' назад';
152  }
153  if (month >= 12) {
154    echoTime = year + ' ' + declensionWord(year, deYear) + ' назад';
155  }
156
157  return echoTime;
158}
159
160function declensionWord(number, suffix) {
161  const keys = [2, 0, 1, 1, 1, 2];
162  const mod = number % 100;
163  const suffixKey = (mod > 7 && mod < 20) ? 2 : keys[Math.min(mod % 10, 5)];
164  return suffix[suffixKey];
165}
166
167 function isset(variable) {
168	  try {
169		  return (typeof variable !== "undefined") && (variable !== null) && (variable !== "")	
170	  } 
171	  catch (e) {
172		 console.log("catch isset", e);
173		 return false;
174	  }
175}