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( )
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TypeScript TypeScript TypeScript TypeScript ? ? TypeScript TypeScript
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TypeScript Ver.1.0
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JavaScript
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( )
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Module( ) Class/Interface Arrow Function
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IDE ( )
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IDE DOM
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JavaScript HTML
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JavaScript Visual Studio IDE JavaScript
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IDE
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Node.js WebStorm Visual Studio Playground Visual Studio Online
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% npm install -g typescript % tsc nantoka.ts
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JetBrains Web HTML CSS JavaScript TypeScript TypeScript/JavaScript TypeScript Node.js
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Microsoft 2013 Update 2 (Visual Studio Express) TypeScript
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Visual Studio TypeScript
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JetBrains Visual Studio ( )
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Microsoft Azure Web Sites Node.js+TypeScript
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Web WebStorm+Node.js Windows Visual Studio Playground Visual Studio Online
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(.d.ts) DefinitelyTyped Visual Studio DefinitelyTyped Node.js DefinitelyTyped (.d.ts)
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JavaScript
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GitHub (.d.ts) https://github.com/borisyankov/DefinitelyTyped
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tsd % npm install -g tsd % tsd query knockout
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JavaScript TypeScript TypeScript
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TypeScript declare
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declare var hoge: number; // JavaScript hoge declare class Hoge { foo(): void; }
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// Rabbit function Rabbit(name) { this.name = name; } // jump Rabbit.prototype.jump = function () { alert(this.name + ' '); } // Rabbit Tippy var Tippy = new Rabbit(' ');
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any declare var Tippy: any;
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declare var Tippy: any; declare class Rabbit { constructor(name: string); // name: string; // jump(): void; // }
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any declare var Tippy: Rabbit; declare class Rabbit { constructor(name: string); // name: string; // jump(): void; // }
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JS ? var HotCocoa = { name: ' ', price: 400 }; var KilimanjaroCoffee = { name: ' ', price: 600 };
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new interface interface IDrinkStatic { name: string; price: number; } declare var HotCocoa: IDrinkStatic; declare var KilimanjaroCoffee: IDrinkStatic;
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any any
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TypeScript TypeScript JavaScript tsc
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TypeScript
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