1. 5 TypeScript 2014/06/07LT04@Toro_kun

2. moduleSelfIntroduction{ exportclassMeextendsPerson{ privatename:string=; privatetwitterId:string=@Toro_kun; privatecommunity:string[]=[ Android@sta, GDG@sta, JSers'CafeZERO@owner ]; } } 3. TypeScript 20140402version1.0 JavaScript JavaScript altJS 4. altJS / CoeeScript JeremyAshkenas, etal. 2009 JavaScript,Python,Ruby, Haskell TypeScript Microsoft 2012 JavaScript,Java,C# Haxe HaxeFoundation, NicolasCannasse 2005 ActionScript,OCaml Dart Google 2011 Java,C++,JavaScript, CoeeScript,Go JSX DeNA 2012 JavaScript,ActionScript HTML5 altJS ( TypeScript,CoeeScript,Haxe) http://html5experts.jp/clockmaker/2183/ 5. TypeScript IDE JavaScript TypeScriptJavaScript JavaScript 6. TypeScript VisualStudio20132012WIndows WebStorm Eclipse+EclipseTypeScriptplug-in SublimeText+T3S Vim+TypeScript Emacs+TypeScript 7. 8. enum TypeScript enumsample{ a=1, b, c=4, daa } JavaScript sample; (function(sample){ sample[sample["a"]=1]="a"; sample[sample["b"]=2]="b"; sample[sample["c"]=4]="c"; sample[sample["daa"]=5]="daa"; })(sample||(sample={})); 9. enum(TypeScript) 10. enum(JavaScript) 11. 12.