The Pair class

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简介

A pair is used by Ds\Map to pair keys with values.

类摘要

Ds\Pair implements JsonSerializable {
/* 方法 */
public __construct ([ mixed $key [, mixed $value ]] )
public clear ( ) : void
public copy ( ) : Ds\Pair
public isEmpty ( ) : bool
public toArray ( ) : array
}

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