Unnamed

<?php
	class Box{
		var $contents;
		
		function Box($contents){
			$this->contents = $contents;
		}
		function get_whats_inside(){
			return $this->contents;
		}
	}
	
	class ShoeBox extends Box{
		var $size;
		
		function ShoeBox($contents, $size){
			$this->contents = $contents;
			$this->size = $size;
		}
		
		function get_shoe_size(){
			return $this->size;
		}
	}
	
	$mybox = new Box("shoe");
	echo $mybox->get_whats_inside();
	
	echo '<hr />';
	
	$mybox = new ShoeBox("Shoes", 10);
	echo $mybox->get_whats_inside();
	echo $mybox->get_shoe_size();
	
	class dispBox{
		var $height = 30;
		var $width  = 30;
		var $bcolor = '#ddd';
		
		function dispBox(){
		}
		function setHeight($value){
			$this->box_height = $value;
		}
		function setWidth($value){
			$this->box_width = $value;
		}
		function setColor($value){
			$this->box_color = $value;
		}
		function buildBox(){
			echo sprintf('<div style="height:%spx;width:%spx;background-color:%s;"></div>',$this->box_height,$this->box_width,$this->box_color);
		}
	}	
	
	$box = new dispBox();
	$box->setHeight(220);
	$box->setWidth(500);
	$box->setColor('#fdf');
	$box->buildBox(); 
?>