PHP SplObjectStorage offsetGet() Function

The SplObjectStorage::offsetGet() function is an inbuilt function in PHP that is used to get the data associated with the object.

Syntax:

object SplObjectStorage::offsetGet($obj)

Parameters: This function accepts a single parameter $obj which specifies the object to be fetched.

Return Value: This function returns the data previously associated with the object in the storage.

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

Program 1:

php

<?php

// Create an empty SplObjectStorage
$str = new SplObjectStorage;
$obj = new StdClass;

// Attach $obj to $str
$str->attach($obj, "GeeksforGeeks");

// Print Result
var_dump($str->offsetGet($obj));
?>

Output:

string(13) "GeeksforGeeks"

Program 2:

PHP

<?php

// Create an Empty SplObjectStorage
$str = new SplObjectStorage();

$obj1 = new StdClass;
$obj2 = new StdClass;
$obj3 = new StdClass;
$obj4 = new StdClass;

// Attach objects
$str->attach($obj1, "GeeksforGeeks");
$str->attach($obj2, "GFG");
$str->attach($obj3);
$str->attach($obj4, "Hello GFG");

// Print result
var_dump($str->offsetGet($obj1));
var_dump($str->offsetGet($obj2));
var_dump($str->offsetGet($obj4));
var_dump($str->offsetGet($obj3));

?>

Output

string(13) "GeeksforGeeks"
string(3) "GFG"
string(9) "Hello GFG"
NULL

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