Map
PHP Manual

Ds\Map::skip

(PECL ds >= 1.0.0)

Ds\Map::skipReturns the pair at a given positional index

说明

public Ds\Pair Ds\Map::skip ( int $position )

Returns the pair at a given zero-based position.

参数

position

The zero-based positional index to return.

返回值

Returns the Ds\Pair at the given position.

错误/异常

OutOfRangeException if the position is not valid.

范例

Example #1 Ds\Map::skip() example

<?php
$map 
= new \Ds\Map(["a" => 1"b" => 2"c" => 3]);

var_dump($map->skip(1));
?>

以上例程的输出类似于:

object(Ds\Pair)#2 (2) {
  ["key"]=>
  string(1) "b"
  ["value"]=>
  int(2)
}

Map
PHP Manual