How to change array key name to number in php

In PHP, you can use the array_values() function to change the array key name to a number. This function can get the values ​​of all elements in the array and convert the associative array into an index array. Then the key name of the array It becomes a number; the syntax is "array_values(array)".

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

In php, you can use array_values () function to change the array key name to a number.

array_values() function returns an array containing all the values ​​in the array.

Grammar format:

array_values(array)

array_values() function is particularly suitable for arrays with confusing element subscripts, or for converting associative arrays into indexed arrays.

Return value: Returns an array containing all the values ​​in the array. The returned array will use numeric keys, starting at 0 and increasing by 1.

Example:

<?php
header("Content-type:text/html;charset=utf-8");
$array = array("颜色1" => &#39;红色&#39;, "颜色2" => &#39;黄色&#39;, "颜色3" => &#39;蓝色&#39;, "颜色4" => &#39;紫色&#39;);
echo &#39;<pre class="brush:php;toolbar:false">&#39;;
var_dump(array_values($array));
?>

Output:

array (size=4)
  0 => string '红色' (length=6)
  1 => string '黄色' (length=6)
  2 => string '蓝色' (length=6)
  3 => string '紫色' (length=6)

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