PHP | SplObjectStorage count() Function
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 objectvar_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($gfg3); // Use count in different way// Passing object as parametervar_dump(count($gfg));?> |
Output:
int(3)
Reference: https://www.php.net/manual/en/splobjectstorage.count.php
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