https://www.boligsilkeborg.dk/Scripts/Angular/Directives/MaxLength…4kRzK3cZGu_kfMZyyuQ9j6Eik-r-lkKTX8ltN892K01

1angular.module('BoligSilkeborg').directive('maxLength', function () {
2    "use strict";
3    return {
4        restrict: 'A',
5        link: function (scope, element, attrs) {
6            $(element).on('keydown', function (event) {
7                var key = event.which || event.keyCode;
8
9                if (attrs.maxLength) {
10                    var maxLength = parseInt(attrs.maxLength);
11                    if (element.context.value.length < maxLength) {
12                        return true;
13                    }
14                    if (!event.shiftKey && !event.altKey && !event.ctrlKey &&
15                        //backspace Enter
16                        key === 8 || key === 13 ||
17                        // Home and End
18                        key === 35 || key === 36 ||
19                        // left and right arrows
20                        key === 37 || key === 39 ||
21                        // Del and Tab 
22                        key === 46 || key === 9) {
23                        return true;
24                    }
25                        
26                }
27
28                return false;
29            });
30        }
31    }
32});