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Beskrivelse
If you want to significantly expand your web development skills beyond PHP, this practical, hands-on book teaches you ECMAScriptthe core JavaScript languagefrom the ground up. Youll discover some similarities between JavaScript and PHP, such as conditions and loops, but the primary focus is on JavaScripts unique object creation, classes, prototypes, and inheritance.JavaScript knowledge is essential for working with todays Web, whether youre building applications for the client, the server, or for mobile useand your PHP experience gives you a head start. This book will help you become fluent with JavaScript quickly, and then serve as a handy reference once you start coding.Explore JavaScript syntax, including variables, arrays, loops, and conditionsLearn how functions are important in JavaScriptand why theyre actually objectsDelve into JavaScripts object-oriented features, including prototypes, code reuse, and inheritanceExamine the built-in API and explore its global functions, properties, and objectsLearn about updates in ECMAScript5, the latest version of the standardUse common design patterns to organize your code in large applications