book

JavaScript for PHP Developers

by Stoyan Stefanov

April 2013

Intermediate to advanced

160 pages

3h 2m

English

O'Reilly Media, Inc.

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Conventions Used in This BookUsing Code ExamplesSafari® Books OnlineHow to Contact Us
Scope of This BookThe LanguageLearning EnvironmentBrowsersJavaScriptCoreNode.js and RhinoLonger ExamplesLet’s Get Started
VariablesWhat Does $ Do in JavaScript?Valuestypeof Introspectionnull and undefinedArraysAssociative ArraysConditionsTernary OperatorStrict Comparisonswitchtry-catchwhile and for Loopsfor-in LoopsMiscellaneous OperatorsinString ConcatenationType CastingvoidComma Operator
Default ParametersAny Number of Argumentsarguments.length TrickReturn ValuesFunctions Are ObjectsA Different SyntaxScopeHoistingHoisting FunctionsClosuresClosures in PHPScope ChainThe Scope Chain in the WebKit ConsoleRetaining the ScopeRetaining References, Not ValuesClosures in a LoopExercise: onclick LoopImmediate FunctionsInitializationPrivacyPassing and Returning FunctionsCallbacks Are Not Strings
Constructors and ClassesReturning ObjectsMore on ThisEnforcing ConstructorsPrototypesObject LiteralsAccessing PropertiesConfusing DotsMethods in Object LiteralsFancy ArraysOwn Properties__proto__this or prototypeInheritanceInheritance via the PrototypeInheritance via Copying PropertiesBeget Object“Classical” extend()Borrowing MethodsConclusion
The Global ObjectGlobal PropertiesGlobal FunctionsNumbersEncoding URLsBuilt-In ConstructorsObjecttoString()toLocaleString()valueOf()hasOwnProperty()propertyIsEnumerable()isPrototypeOf()constructorArraylengthpush()pop()unshift()shift()concat()sort()slice()splice()reverse()join()RegExptest() and propertiesexec()FunctionFunction propertiesStringsubstring()localeCompare()split()search()replace()match()NumberBooleanMathErrorDateConstructors Review
Strict ModeProperty AttributesNew Object APIsObject.create()Object.getOwnPropertyDescriptor()Object.defineProperty() and Object.defineProperties()Restricting Object MutationsLooping AlternativesObject.getPrototypeOf()Array AdditionsArray.isArray()indexOf() and lastIndexOf()Walking the Array ElementsFilteringTesting the Array ContentMap/ReduceString TrimmingNew in DateFunction.prototype.bind()JSONShims

Private PropertiesPrivate MethodsExposing Private ObjectsReturning Private ArraysDeep Copy via JSONRevealing PatternConstantsNamespacesModulesCommonJS ModulesDefining a CommonJS ModuleUsing a CommonJS ModuleUsing an Agnostic ModuleAMDDesign PatternsSingletonSingletons with constructorsFactoryDecoratorDecoration APIAdding decoratorsdecorate() and get()Documentation and TestingManualDocumenting Your CodeUnit TestingJSLintLinting This Book

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About the Author

Stoyan Stefanov (http://phpied.com, @stoyanstefanov) is a Facebook engineer. Previously at Yahoo! he was the creator of the smush.it online image optimization tool and architect of YSlow 2.0. performance tool. Book author (JavaScript Patterns, Object-Oriented JavaScript), contributor (Even Faster Web Sites, High-Performance JavaScript) and speaker (Velocity, JSConf, Fronteers, Ajax Experience).

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Publisher Resources

ISBN: 9781449336059Errata Page