Shulou(Shulou.com)05/31 Report--

This article focuses on "how to use the shuffle () function in php". Interested friends may wish to take a look. The method introduced in this paper is simple, fast and practical. Let's let the editor learn how to use the shuffle () function in php.

1. Definition

The shuffle () function sorts all the elements of the list randomly.

2. Grammar

Shuffle (array)

3. Parameters

Array

4. Return value

Returns TRUE on success and FALSE on failure.

5. Examples

Sometimes our task will use random sample a certain number of data sets, such as a text, there are 10 lines, we need to randomly select the first five.

Then we can take the shuffle () function, and then put 1-10 line numbers in the list. After using the shuffle () function, the sequence numbers are scrambled.

At this point, we can select the first five elements. It is the result of random disruption.

#-*-coding: UTF-8-*-# the code function is to test the shuffle () function import randomnumber = [] for index in range (1jue 11): number.append (index) random.shuffle (number) for index in range (5): print number [index] so far, I believe you have a deeper understanding of "how to use the shuffle () function in php", you might as well do it in practice! Here is the website, more related content can enter the relevant channels to inquire, follow us, continue to learn!

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.