// PHP code snippet. Copyright 2008 Chirag Shah.
// This code shows how to read various elements of HTML forms
// that were posted to the server using GET method.

<?php
	// Reading text fields
	$value1 = $_GET['item1'];
	
	// Reading checkboxes
	$value2 = $_GET['item2'];
	if ($value2 == 'on') // Checkboxes can be on or off
	{
		// Do something
	}
	
	// Reading radio buttons
	$value3 = $_GET['item3'];
	if ($value3) // Radio buttons have TRUE (1) or FALSE (0) values
	{
		// Do something
	}
	
	// Reading list boxes
	$value4 = $_GET['item4'];
	switch ($value4) // List boxes are multiple choices
	{
		case 'option1':
			// Do something
			break;
		case 'option2':
			// Do something
			break;
	}
?>