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 ()); ?> |
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 )); ?> |
int(3)
Reference: https://www.php.net/manual/en/splobjectstorage.count.php