The SplObjectStorage::count() function is an inbuilt function in PHP which is used to count the number of objects in storage.
Syntax:
int SplObjectStorage::count()
Parameters: This function does not contains any parameter.
Return Value: This function returns number of objects in storage.
Below programs illustrate the SplObjectStorage::count() function in PHP:
Program 1:
<?php // Declare Empty SplObjectStorage $gfg = new SplObjectStorage();
$gfg1 = new StdClass;
$gfg2 = new StdClass;
$gfg3 = new StdClass;
// Add object to SplObjectStorage class $gfg->attach($gfg1);
$gfg->attach($gfg2);
$gfg->attach($gfg3);
// Use count() function to count object var_dump($gfg->count());
?> |
Output:
int(3)
Program 2:
<?php // Declare Empty SplObjectStorage $gfg = new SplObjectStorage();
$gfg1 = new StdClass;
$gfg2 = new StdClass;
$gfg3 = new StdClass;
// Add object to SplObjectStorage class $gfg->attach($gfg1);
$gfg->attach($gfg2);
$gfg->attach($gfg3);
// Use count in different way // Passing object as parameter var_dump(count($gfg));
?> |
Output:
int(3)
Reference: https://www.php.net/manual/en/splobjectstorage.count.php