ArrayObject getIteratorClass() Function in PHP

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The getIteratorClass() function of the ArrayObject class in PHP is used to get the classname of the iterator used to iterate over this ArrayObject.

Syntax:

string getIteratorClass()

Parameters: This function does not accepts any parameters.

Return Value: This function returns the iterator classname for this ArrayObject.

Below programs illustrate the above function:

Program 1:

<?php 
// PHP program to illustrate the 
// getIteratorClass() function 
  
$arr = array("a" => "zambiatek", "b" => "are", "c" => "awesome"); 
  
// Create array object 
$arrObject = new ArrayObject($arr); 
  
// Fetch the iterator classname  
$itrClassName = $arrObject->getIteratorClass(); 
  
// Print the iterator classname 
print($itrClassName); 
  
?> 

Output:

ArrayIterator

Program 2:

<?php 
// PHP program to illustrate the 
// getIteratorClass() function 
  
// Create a custom interator 
class SampleIterator extends ArrayIterator{ 
      
} 
  
$arr = array("a" => "zambiatek", "b" => "are", "c" => "awesome"); 
  
// Create array object 
$arrObject = new ArrayObject($arr); 
  
// Set new iterator 
$arrObject->setIteratorClass('SampleIterator'); 
  
// Fetch the iterator classname  
$itrClassName = $arrObject->getIteratorClass(); 
  
// Print the iterator classname 
print($itrClassName); 
  
?> 

Output:

SampleIterator

Reference: http://php.net/manual/en/arrayobject.getiteratorclass.php

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