주석

1장

1 https://typescriptlang.org/ko

2 https://typescriptlang.org/ko

3 https://www.typescriptlang.org/ko/docs/handbook/intro.html

4 https://typescriptlang.org/ko/play

5 https://www.typescriptlang.org/ko/docs/handbook/intro.html

6 https://rollbar.com/blog/top-10-javascript-errors-from-1000-projects-and-how-to-avoid-them