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  Classes of Maurice Ullrich  >  phpGlobalRef  >  example.php  >  Download  
File: example.php
Role: Example script
Content type: text/plain
Description: Example
Class: phpGlobalRef
Handle objects referenced by global variables
Author: By
Last change:
Date: 2003-05-05 15:52
Size: 1,289 bytes
 

Contents

Class file image Download
<?php
/* Example for phpGlobalRef


*/
include_once("phpglobalref.php");
class class1{
var $Ref;
var $Class2_ref;

    function class1()
    {
        $this->Ref = new phpGlobalRef;
    }

    function getclass2()
    {
        $this->Class2_ref = &$this->Ref->getRef("class2");
    }

    function class2counter()
    {
        $this->Class2_ref->classcounter();
    }
}

class class2{
var $Ref;
var $Counter;

    function class2()
    {
        $this->Counter = 0;
    }

    function classcounter()
    {
        $this->Counter++;
        echo $this->Counter;
    }
}

// Create Class1 ,Class2 and phpGlobalRef
$Class1    =    new class1;
$Class2    =    new class2;
$Ref    =    new phpGlobalRef;

// Add class2 to Globalref    (!MUST be added from outside the class to get a real reference!)
$Ref->addRef($Class2, "class2");

// Add reference of class2 to class1
$Class1->getclass2(); // Or $Class1->Class2_ref = &$Ref->getRef("class2");

// Run class2::classname with the class1 object
$Class1->Class2_ref->classcounter();

// call class2::classname to increment counter and see if Class2_ref is a reference of class2
$Class2->classcounter();
$Class2->classcounter();

// Run class2::classname with the class1 object again
$Class1->class2counter();

/* Output must be:
1234 if ok or
1122 if something went wrong
*/
?>