How to convert variable to array in php

In PHP, you can use the compact() function to convert one or more variables into an array. This function can create an array containing variable names and their values. The syntax format is "compact(var1,var2.. .)".

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

php converts variables into arrays

<?php
header("Content-type:text/html;charset=utf-8");
//多个变量转数组
$name = &#39;php中文网&#39;;
$url = &#39;www.php.cn&#39;;
$info = compact(&#39;name&#39;, &#39;url&#39;);
//传递变量名
print_r($info);
?>

Output:

rray ( [name] => php中文网 [url] => www.php.cn )

Description:

compact() function creates an array containing variable names and their values.

Any string that does not have a corresponding variable name is ignored.

Syntax

compact(var1,var2...)

Parameters	Description
var1	Required. Can be a string with a variable name, or an array of variables.
var2,...	Optional. Can be a string with a variable name, or an array of variables. Multiple parameters are allowed.

Return value: Returns an array with all variable names and their values.

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