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
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