The Queue class
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Php/docs/latest/class.ds-queue
The Queue class
Introduction
(No version information available, might only be in Git)
A Queue is a “first in, first out” or “FIFO” collection that only allows access to the value at the front of the queue and iterates in that order, destructively.
Class synopsis
class Ds\Queue implements Ds\Collection, ArrayAccess {
const int MIN_CAPACITY
= 8;
/* Methods */
public allocate(int $capacity): void
public capacity(): int
public clear(): void
public copy(): Ds\Queue
public isEmpty(): bool
public peek(): mixed
public pop(): mixed
public push(mixed ...$values): void
public toArray(): array
}
Predefined Constants
Ds\Queue::MIN_CAPACITY
Changelog
Version | Description |
---|---|
PECL ds 1.3.0 | The class now implements ArrayAccess. |
Table of Contents
- Ds\Queue::allocate — Allocates enough memory for a required capacity
- Ds\Queue::capacity — Returns the current capacity
- Ds\Queue::clear — Removes all values
- Ds\Queue::__construct — Creates a new instance
- Ds\Queue::copy — Returns a shallow copy of the queue
- Ds\Queue::count — Returns the number of values in the queue
- Ds\Queue::isEmpty — Returns whether the queue is empty
- Ds\Queue::jsonSerialize — Returns a representation that can be converted to JSON
- Ds\Queue::peek — Returns the value at the front of the queue
- Ds\Queue::pop — Removes and returns the value at the front of the queue
- Ds\Queue::push — Pushes values into the queue
- Ds\Queue::toArray — Converts the queue to an array
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https://www.php.net/manual/en/class.ds-queue.php
/* Constants */