Method Chaining

MethodChaining.php

<?php

//Example of single class method chaining
class stringExample
{
	private $str; 
	
	function __construct()
	{
		$this->str = '';
	}
	
	function addFoo()
	{
		$this->str .= 'Foo'; 
		return $this; 
	}
	
	function addBar()
	{
		$this->str .= 'Bar';
		return $this; 
	}
	
	function addSpace()
	{
		$this->str .= ' '; 
		return $this; 
	}
	
	function getStr()
	{
		return $this->str; 	
	}

}

$baz = new stringExample(); 

echo $baz->addFoo()->addSpace()->addBar()->getStr();