PHP

php get query string

<?php
	echo $_GET["query_name"]; // url queries are stored in $_GET 
?>

php parse query string

$str = "first=value&arr[]=foo+bar&arr[]=baz";

// Recommended
parse_str($str, $output);
echo $output['first'];  // value
echo $output['arr'][0]; // foo bar
echo $output['arr'][1]; // baz