<?php
$str = "fir1st=value&arr[]=foo+bar&arr[]=baz";
parse_str($str);
echo $fir1st;  // value
echo '<br>';
echo $arr[0]; // foo bar
echo '<br>';
echo $arr[1]; // baz
echo '<br>';
parse_str($str, $output);
echo $output['fir1st'];  // value
echo '<br>';
echo $output['arr'][0]; // foo bar
echo '<br>';
echo $output['arr'][1]; // baz

?> 

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