TypeScript Language Specification

Version 1.8

January, 2016

Microsoft is making this Specification available under the Open Web Foundation Final Specification Agreement Version 1.0 (“OWF 1.0”) as of October 1, 2012. The OWF 1.0 is available at http://www.openwebfoundation.org/legal/the-owf-1-0-agreements/owfa-1-0.

TypeScript is a trademark of Microsoft Corporation.

• 1 Introduction
• 2 Basic Concepts
• 3 Types
• 4 Expressions
• 5 Statements
• 6 Functions
• 7 Interfaces
• 8 Classes
• 9 Enums
• 10 Namespaces
• 11 Scripts and Modules
• 12 Ambients
• A Grammar