How to convert string to array in php

王林
Release: 2023-03-05 20:38:01
Original
2533 people have browsed it

php method to convert a string into an array: You can use the explode() function to achieve this. The explode() function can use one string to split another string and return an array composed of strings, such as [explode(',',$str,0)].

How to convert string to array in php

explode() function splits a string into another string and returns an array of strings.

(Recommended tutorial: php video tutorial)

Syntax:

explode(separator,string,limit)
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Parameters:

  • ##separator Required. Specifies where to split the string.

  • #string Required. The string to split.

  • #limit Optional. Specifies the number of array elements to be returned.

Code example:

<?php
$str = &#39;one,two,three,four&#39;;
//  返回包含一个元素的数组
print_r(explode(&#39;,&#39;,$str,0));
print "<br>";
// 数组元素为 2
print_r(explode(&#39;,&#39;,$str,2));
print "<br>";
// 删除最后一个数组元素
print_r(explode(&#39;,&#39;,$str,-1));
?>
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Running result:

Array
(
    [0] => one,two,three,four
)

Array
(
    [0] => one
    [1] => two,three,four
)

Array
(
    [0] => one
    [1] => two
    [2] => three
)
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php training

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