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Implementing PHP's shuffle array function shuffle example in JavaScript_javascript skills

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Release： 2016-05-16 16:34:12

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There is a very convenient function shuffle() in PHP for shuffling arrays. This function is used in many situations, but JavaScript arrays do not have this method. It doesn’t matter if you don’t have it. You can extend one. Do it yourself and you will have enough food and clothing. .

Please refresh the page to see the random sorting effect.

Copy code The code is as follows:

Output result:

Copy code The code is as follows:

A = 0,1,2,3,4,5,6,7,8,9

shuffle(A) = 1,5,0,9,2,3,6,8,4,7
A.shuffle() = 0,4,2,8,5,1,3,6,9,7

Add a method to the array through prototype:

Copy code The code is as follows:

Related labels：

javascript shuffle function

source：php.cn

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