Returning Values by Reference : Return Value « Functions « PHP






  1. PHP
  2. Functions
  3. Return Value

Returning Values by Reference

 
<?php 
class myclass { 
    private $thevalue; 
    private $theword; 

    public function __construct (){ 
        $num_args = func_num_args(); 
        if($num_args > 0){ 
            $args = func_get_args(); 
            $this->theword = $args[0]; 
        } 
    } 
    
    public function setvalue ($newvalue){ 
        $this->thevalue = $newvalue; 
    } 
    public function getvalue () { 
        return $this->thevalue; 
    } 
    public function getword () { 
        return $this->theword; 
    } 
} 
$myclass1 = new myclass ("A"); 
$myclass1->setvalue (1); 


$myclass2 = new myclass ("B"); 
$myclass2->setvalue (2); 


$myclass3 = new myclass ("C"); 
$myclass3->setvalue (3); 


$myclass4 = new myclass ("D"); 
$myclass4->setvalue (4); 


$classarr = array ($myclass1,$myclass2,$myclass3,$myclass4); 

function &findclass ($whichclass,$classarr){ 
    for ($i = 0; $i < count ($classarr); $i++){ 
        if ($classarr[$i]->getvalue() == $whichclass){ 
            return $classarr[$i]; 
        } 
    } 
} 
$myobject = new myclass (""); 
$myobject =& findclass (3,$classarr); 
echo $myobject->getword(); 
?>








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