(PECL quickhash >= Unknown)
QuickHashIntSet::getSize — Returns the number of elements in the set
Returns the number of elements in the set.
key
The key of the entry to add.
The number of elements in the set.
Example #1 QuickHashIntSet::getSize() example
<?php
$set = new QuickHashIntSet( 8 );
var_dump( $set->add( 2 ) );
var_dump( $set->add( 3 ) );
var_dump( $set->getSize() );
?>
The above example will output something similar to:
bool(true) bool(true) int(2)