(PECL quickhash >= Unknown)
QuickHashIntHash::getSize — Returns the number of elements in the hash
Returns the number of elements in the hash.
key
The key of the entry to add.
The number of elements in the hash.
Example #1 QuickHashIntHash::getSize() example
<?php
$hash = new QuickHashIntHash( 8 );
var_dump( $hash->add( 2 ) );
var_dump( $hash->add( 3, 5 ) );
var_dump( $hash->getSize() );
?>
以上例程的输出类似于：
bool(true) bool(true) int(2)