PHP SplObjectStorage current() Function

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The SplObjectStorage::current() function is an inbuilt function in PHP which is used get the current entry of storage.

Syntax:

object SplObjectStorage::current()

Parameters: This function does not accept any parameter.

Return Value: This function returns the object of the current storage.

Below programs illustrate the SplObjectStorage::current() function in PHP:

Program 1:

<?php 
  
// Declare an SplObjectStorage 
$storage = new SplObjectStorage(); 
  
// Declare new object 
$obj = new StdClass; 
  
// Use attach() function to add object 
$storage->attach($obj, "zambiatek"); 
  
$storage->rewind(); 
  
// Use current() function to get 
// the current object 
$object = $storage->current();  
$data = $storage->getInfo(); 
  
var_dump($object); 
var_dump($data); 
?> 

Output:

object(stdClass)#2 (0) {
}
string(13) "zambiatek"

Program 2:

<?php 
  
// Declare an SplObjectStorage 
$str = new SplObjectStorage(); 
  
// Declare new object 
$obj1 = new StdClass; 
$obj2 = new StdClass; 
$obj3 = new StdClass; 
$obj4 = new StdClass; 
  
// Use attach() function to add object 
$str->attach($obj1, "zambiatek"); 
$str->attach($obj2, "GFG"); 
$str->attach($obj3, "Geeks"); 
$str->attach($obj4, "PHP"); 
  
$str->rewind(); 
  
while($str->valid()) { 
    $index = $str->key(); 
      
    // Use current() function to get 
    // the current object 
    $object = current($str);  
    $data = $str->getInfo(); 
  
    var_dump($object); 
    var_dump($data); 
    $str->next(); 
} 
?> 

Output:

bool(false)
string(13) "zambiatek"
bool(false)
string(3) "GFG"
bool(false)
string(5) "Geeks"
bool(false)
string(3) "PHP"

Reference: https://www.php.net/manual/en/splobjectstorage.current.php

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