QuickHashIntSet::getSize
(PECL quickhash >= Unknown)
QuickHashIntSet::getSize — Returns the number of elements in the set
说明
public
QuickHashIntSet::getSize (
void ) :
int
Returns the number of elements in the set.
参数
-
key -
The key of the entry to add.
返回值
The number of elements in the set.
范例
Example #1 QuickHashIntSet::getSize() example
<?php
$set = new QuickHashIntSet( 8 );
var_dump( $set->add( 2 ) );
var_dump( $set->add( 3 ) );
var_dump( $set->getSize() );
?>
以上例程的输出类似于：
bool(true) bool(true) int(2)
