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The SplObjectStorage::addAll() function is an inbuilt function in PHP which is used to add elements from another storage.

Syntax:

void SplObjectStorage::addAll( $value )

Parameters: This function accepts a single parameter $value which holds an storage which need to import.

Return Value: It does not return any value.

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

Program 1:

<?php 
  
// Declare an empty std class 
$obj = new StdClass; 
  
// Declare an empty SplObjectStorage 
$gfg = new SplObjectStorage(); 
  
$gfg[$obj] = "GeeksforGeeks"; 
  
$gfg1 = new SplObjectStorage(); 
$gfg1->addAll($gfg); 
  
// Print result added to storage object 
echo $gfg1[$obj] . "\n"; 
?> 

Output:

GeeksforGeeks

Program 2:

<?php 
  
// Declare an empty std class 
$obj = new StdClass; 
$obj2 = new StdClass; 
  
// Declare an empty SplObjectStorage 
$gfg = new SplObjectStorage(); 
$gfg[$obj] = "GeeksforGeeks"; 
$gfg[$obj2] = "GeeksforGeeks2"; 
  
$gfg1 = new SplObjectStorage(); 
$gfg1->addAll($gfg); 
  
// Print result with whole object 
print_r($gfg1); 
?> 

Output:

SplObjectStorage Object
(
    [storage:SplObjectStorage:private] => Array
        (
            [00000000219a7b260000000055def3bf] => Array
                (
                    [obj] => stdClass Object
                        (
                        )

                    [inf] => GeeksforGeeks
                )

            [00000000219a7b250000000055def3bf] => Array
                (
                    [obj] => stdClass Object
                        (
                        )

                    [inf] => GeeksforGeeks2
                )

        )

)

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

My Personal Notes

Aug	SEP	Oct
	26
2019	2020	2021

PHP | SplObjectStorage addAll() Function

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