Is it possible to change an array in php?

php can change the array. The implementation method is: first declare a multi-dimensional array of multiple data types; then modify the element with index 0 through "$data[0] = 'hello world';" Just value.

The operating environment of this article: windows7 system, PHP7.1 version, DELL G3 computer

php Is it possible to change the array?

php can change the array, PHP modifies the value of the elements in the Array array:

Code example

<?php
//声明一个多数据类型的多维数组
$data = array( &#39;hello&#39;, 2008, array(8,&#39;NBA&#39;), 5 );
//输出原数组
print_r($data); echo "<hr>";
//修改下标为0的元素的值
$data[0] = &#39;hello world&#39;;
//修改下标为2的元素中下标为1的元素的值
$data[2][1] = &#39;FIFA&#39;;
//输出修改后整个数组的结构
print_r("新数组: ".$data);
?>

Output result:

Array ( [0] => hello [1] => 2008 [2] => Array ( [0] => 8 [1] => NBA ) [3] => 5 )
Array ( [0] => hello world [1] => 2008 [2] => Array ( [0] => 8 [1] => FIFA ) [3] => 5 )

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