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 ] = "neveropen" ; $gfg1 = new SplObjectStorage(); $gfg1 ->addAll( $gfg ); // Print result added to storage object echo $gfg1 [ $obj ] . "\n" ; ?> |
neveropen
Program 2:
<?php // Declare an empty std class $obj = new StdClass; $obj2 = new StdClass; // Declare an empty SplObjectStorage $gfg = new SplObjectStorage(); $gfg [ $obj ] = "neveropen" ; $gfg [ $obj2 ] = "neveropen2" ; $gfg1 = new SplObjectStorage(); $gfg1 ->addAll( $gfg ); // Print result with whole object print_r( $gfg1 ); ?> |
SplObjectStorage Object ( [storage:SplObjectStorage:private] => Array ( [00000000219a7b260000000055def3bf] => Array ( [obj] => stdClass Object ( ) [inf] => neveropen ) [00000000219a7b250000000055def3bf] => Array ( [obj] => stdClass Object ( ) [inf] => neveropen2 ) ) )
Reference: https://www.php.net/manual/en/splobjectstorage.addall.php