The Stack class

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Introduction

A Stack is a “last in, first out” or “LIFO” collection that only allows access to the value at the top of the structure and iterates in that order, destructively.

Uses a Ds\Vector internally.

Class synopsis

Ds\Stack implements Ds\Collection {
/* Methods */
public allocate ( int $capacity ) : void
public capacity ( void ) : int
public clear ( void ) : void
public copy ( void ) : Ds\Stack
public isEmpty ( void ) : bool
public peek ( void ) : mixed
public pop ( void ) : mixed
public push ([ mixed $...values ] ) : void
public toArray ( void ) : array
}

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