PHP parse_str Function: Usage, Parameters, and Examples

parse_str() parses a query string into variables.

If the input string is a URL query string, it creates variables in the current scope or stores them in an array when a second argument is provided.

Parameters

str : the input string.

arr (optional): an array that will receive the variables as elements.

Return value

None (void).

Example

<?php
$str = "first=value&arr[]=foo+bar&arr[]=baz";
parse_str($str);
echo $first; // value
echo $arr[0]; // foo bar
echo $arr[1]; // baz

// Using second argument
parse_str($str, $output);
echo $output['first']; // value
echo $output['arr'][0]; // foo bar
echo $output['arr'][1]; // baz
?>