Subversion-Projekte lars-tiefland.php_share

<?php

/**

 * This Person class encapsulates a couple of properties which

 * a person might have: their name and age.

 * We also give the Person the opportunity to introduce themselves.

 *

 * @link http://cowburn.info/php/php5-method-chaining/

 */

class Person

{

    var $m_szName;

    var $m_iAge;

    function setName($szName)

    {

        $this->m_szName = $szName;

        return $this; // We now return $this (the Person)

    }

    function setAge($iAge)

    {

        $this->m_iAge = $iAge;

        return $this; // Again, return our Person

    }

    function introduce()

    {

        printf('Hello my name is %s and I am %d years old.',

            $this->m_szName,

            $this->m_iAge);

    }

}

// We'll be creating me, digitally.

$peter = new Person();

// Let's set some attributes and let me introduce myself,

// all in one line of code.

$peter->setName('Peter')->setAge(23)->introduce();

?>