February 2019
Beginner
694 pages
18h 4m
English
Content preview from Mastering TypeScript 3 - Third Edition
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The declaration file syntax
interface IOptionalProperties {
id?: number;
name?: string;
}
declare class ClassWithOptionals {
constructor(options?: IOptionalProperties);
}
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.