Php/docs/class.ds-collection

• PHP Manual
• Data Structures
• The Collection interface

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简介

Collection is the base interface which covers functionality common to all the data structures in this library. It guarantees that all structures are traversable, countable, and can be converted to json using json_encode().

接口摘要

Ds\Collection implements Traversable , Countable , JsonSerializable {

/* 方法 */

abstract public clear ( ) : void

abstract public copy ( ) : Ds\Collection

abstract public isEmpty ( ) : bool

abstract public toArray ( ) : array

}

Table of Contents

• Ds\Collection::clear — Removes all values
• Ds\Collection::copy — Returns a shallow copy of the collection
• Ds\Collection::isEmpty — Returns whether the collection is empty
• Ds\Collection::toArray — Converts the collection to an array