PHP | CachingIterator setFlags() Function

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The CachingIterator::setFlags() function is an inbuilt function in PHP which is used to set the flags for the CachingIterator object.

Syntax:

void CachingIterator::setFlags( int $flags )

Parameters: This function accepts a single parameter $flags which holds the value of bitmask of the flags to set.

Return Value: This function does not return any value.

Below programs illustrate the CachingIterator::setFlags() function in PHP:

Program 1:

<?php 
     
// Declare an array 
$arr = array('G', 'e', 'e', 'k', 's'); 
     
// Create a new CachingIterator 
$cachIt = new CachingIterator( 
    new ArrayIterator($arr),  
    CachingIterator::FULL_CACHE 
); 
  
$cachIt->setFlags(128); 
  
// Get the flag 
$flag = $cachIt->getFlags(); 
  
// Display the flag 
var_dump($flag); 
  
?> 

Output:

int(128)

Program 2:

<?php 
     
// Declare an ArrayIterator 
$arr = array( 
    "a" => "Geeks", 
    "b" => "for", 
    "c" => "Geeks", 
    "d" => "Computer", 
    "e" => "Science", 
    "f" => "Portal"
); 
   
// Create a new CachingIterator 
$cachIt = new CachingIterator( 
    new ArrayIterator($arr),  
    CachingIterator::FULL_CACHE 
); 
   
// Set the flags 
$cachIt->setFlags(512); 
  
// Get the flag 
$flag = $cachIt->getFlags(); 
   
// Display the flag value 
var_dump($flag); 
  
?> 