Vector
PHP Manual

Ds\Vector::capacity

(PECL ds >= 1.0.0)

Ds\Vector::capacityReturns the current capacity

说明

public int Ds\Vector::capacity ( void )

Returns the current capacity.

参数

此函数没有参数。

返回值

The current capacity.

范例

Example #1 Ds\Vector::capacity() example

<?php
$vector 
= new \Ds\Vector();
var_dump($vector->capacity());

$vector->push(...range(150));
var_dump($vector->capacity());

$vector[] = "a";
var_dump($vector->capacity());
?>

以上例程的输出类似于:

int(10)
int(50)
int(75)

Vector
PHP Manual