JS randomly sort array

This time I will bring you JS random sorting array, what are the precautions for JS randomly sorting array, the following is a practical case, let's take a look.

The example in this article describes the method of JS generating randomly scrambled arrays. Share it with everyone for your reference, the details are as follows:

1. A messy sorting method

function fnLuanXu(num) {
    var aLuanXu=[];
    for (var i = 0; i <p style="text-align: left;">
	operation result:</p><p style="text-align: left;">
<img src="http://img./attachment/art/153853/f17c3f78cb.png?20171123142429" alt="JS randomly sort array"></p><p   style="max-width:90%">
<strong>2. A less messy sorting method, js<a href="http://www.php.cn/wiki/157.html" target="_blank">built-in function</a>. </strong></p><pre class="brush:php;toolbar:false">function fnLuanXu(num) {
    var aLuanXu=[];
    for (var i = 0; i 0.5?-1:1;})
    return aLuanXu;
}
//测试：
console.log(fnLuanXu(7));

I believe you have mastered the method after reading the case in this article. For more exciting information, please pay attention to other related articles on the php Chinese website!

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