QuickHashIntSet
PHP Manual

QuickHashIntSet::getSize

(PECL quickhash >= Unknown)

QuickHashIntSet::getSizeReturns the number of elements in the set

说明

publicint QuickHashIntSet::getSize ( void )

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
$set 
= new QuickHashIntSet);
var_dump$set->add) );
var_dump$set->add) );
var_dump$set->getSize() );
?>

以上例程的输出类似于:

bool(true)
bool(true)
int(2)


QuickHashIntSet
PHP Manual