はてなブックマーク

Monty Rasmussen A web application developer with 20+ years programming experience, Dart evangelist, and former Google Developer Expert (GDE). More posts by Monty Rasmussen. TypeScript, built by Microsoft, is a typed superset of JavaScript that compiles to plain JavaScript. Its mission is to add a level of type safety and object-oriented program structure to web apps, making it easier to build at s