[Learning.JavaScript.Design.Patterns(Early.Release,2012.4)].Addy.Osmani.文字版

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1、LearningJavaScriptDesignPatternsAddyOsmaniBeijing•Cambridge•Farnham•Köln•Sebastopol•TokyoLearningJavaScriptDesignPatternsbyAddyOsmaniCopyright©2012AddyOsmani.Allrightsreserved.RevisionHistoryforthe:2012-05-01Earlyreleaserevision1Seehttp://oreilly.com/catal

2、og/errata.csp?isbn=9781449331818forreleasedetails.ISBN:978-1-449-33181-81335906805TableofContentsPreface.....................................................................ix1.Introduction...........................................................12.Whati

3、saPattern?......................................................3Wealreadyusepatternseveryday43.'Pattern'-ityTesting,Proto-Patterns&TheRuleOfThree......................74.TheStructureOfADesignPattern.........................................95.WritingDesign

4、Patterns.................................................116.Anti-Patterns.........................................................137.CategoriesOfDesignPattern............................................15CreationalDesignPatterns15StructuralDesignPatterns

5、16BehavioralDesignPatterns168.DesignPatternCategorization...........................................17Abriefnoteonclasses179.JavaScriptDesignPatterns..............................................21TheCreationalPattern22TheConstructorPattern23BasicConstruct

6、ors23ConstructorsWithPrototypes24TheSingletonPattern24TheModulePattern27iiiModules27ObjectLiterals27TheModulePattern29TheRevealingModulePattern36TheObserverPattern37Advantages38Disadvantages39Implementations39TheMediatorPattern49Advantages&Disadvantages50M

7、ediatorVs.Observer51MediatorVs.Facade51ThePrototypePattern52TheCommandPattern54TheFacadePattern56TheFactoryPattern58WhenToUseTheFactoryPattern59WhenNotToUseTheFactoryPattern59TheMixinPattern60TheDecoratorPattern61Subclassing61Decorators63Example1:Basicdeco

8、rationofexistingobjectconstructorswithnewfunctionality63Example2:Simplydecorateobjectswithmultipledecorators64Pseudo-classicaldecorators65Interfaces65Thisvariationofdecoratorsandabstractdecorators66Implementi