內容目录

上一个主题

< Class Phalcon\Cache\Backend\Memcache

下一个主题

Class Phalcon\Cache\Backend\Mongo >

Phalcon玩家群:150237524Phalcon玩家

Class Phalcon\Cache\Backend\Memory

extends abstract class Phalcon\Cache\Backend

implements Phalcon\Cache\BackendInterface, Serializable

Source on GitHub

Stores content in memory. Data is lost when the request is finished

<?php

use Phalcon\Cache\Backend\Memory;
use Phalcon\Cache\Frontend\Data as FrontData;

// Cache data
$frontCache = new FrontData();

$cache = new Memory($frontCache);

// Cache arbitrary data
$cache->save("my-data", [1, 2, 3, 4, 5]);

// Get data
$data = $cache->get("my-data");

Methods

public get (mixed $keyName, [mixed $lifetime])

Returns a cached content

public save ([string $keyName], [string $content], [int $lifetime], [boolean $stopBuffer])

Stores cached content into the backend and stops the frontend

public boolean delete (string $keyName)

Deletes a value from the cache by its key

public queryKeys ([mixed $prefix])

Query the existing cached keys.

<?php

$cache->save("users-ids", [1, 2, 3]);
$cache->save("projects-ids", [4, 5, 6]);

var_dump($cache->queryKeys("users")); // ["users-ids"]

public exists ([string | int $keyName], [int $lifetime])

Checks if cache exists and it hasn’t expired

public increment ([string $keyName], [mixed $value])

Increment of given $keyName by $value

public decrement ([string $keyName], [mixed $value])

Decrement of $keyName by given $value

public flush ()

Immediately invalidates all existing items.

public serialize ()

Required for interface \Serializable

public unserialize (mixed $data)

Required for interface \Serializable

public getFrontend () inherited from Phalcon\Cache\Backend

...

public setFrontend (mixed $frontend) inherited from Phalcon\Cache\Backend

...

public getOptions () inherited from Phalcon\Cache\Backend

...

public setOptions (mixed $options) inherited from Phalcon\Cache\Backend

...

public getLastKey () inherited from Phalcon\Cache\Backend

...

public setLastKey (mixed $lastKey) inherited from Phalcon\Cache\Backend

...

public __construct (Phalcon\Cache\FrontendInterface $frontend, [array $options]) inherited from Phalcon\Cache\Backend

Phalcon\Cache\Backend constructor

public mixed start (int | string $keyName, [int $lifetime]) inherited from Phalcon\Cache\Backend

Starts a cache. The keyname allows to identify the created fragment

public stop ([mixed $stopBuffer]) inherited from Phalcon\Cache\Backend

Stops the frontend without store any cached content

public isFresh () inherited from Phalcon\Cache\Backend

Checks whether the last cache is fresh or cached

public isStarted () inherited from Phalcon\Cache\Backend

Checks whether the cache has starting buffering or not

public int getLifetime () inherited from Phalcon\Cache\Backend

Gets the last lifetime set