Cache Class

Module: cc.AssetManager

use to cache something

Index

Properties

• count Number The count of cached content

Methods

• constructor Create a cache
• add Add Key-Value to cache
• get Get the cached content by key
• has Check whether or not content exists by key
• remove Remove the cached content by key
• clear Clear all content
• forEach Enumerate all content and invoke function
• find Enumerate all content to find one element which can fulfill condition
• destroy Destroy this cache

Details

Properties

count

The count of cached content

Methods

constructor

Create a cache

Parameters

• map Object An object used to initialize

add

Add Key-Value to cache

Parameters

• key String The key
• val Any The value

Examples

var cache = new Cache();
cache.add('test', null);

get

Get the cached content by key

Parameters

• key string The key

Examples

var cache = new Cache();
var test = cache.get('test');

has

Check whether or not content exists by key

Parameters

• key string The key

Examples

var cache = new Cache();
var exist = cache.has('test');

remove

Remove the cached content by key

Parameters

• key string The key

Examples

var cache = new Cache();
var content = cache.remove('test');

clear

Clear all content

Examples

var cache = new Cache();
cache.clear();

forEach

Enumerate all content and invoke function

Parameters

• func Function Function to be invoked
  • val The value
  • key String The corresponding key

Examples

var cache = new Cache();
cache.forEach((val, key) => console.log(key));

find

Enumerate all content to find one element which can fulfill condition

Parameters

• predicate Function The condition

Examples

var cache = new Cache();
var val = cache.find((val, key) => key === 'test');

destroy

Destroy this cache