February 2019
Beginner
694 pages
18h 4m
English
Content preview from Mastering TypeScript 3 - Third Edition
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Compiling
One of the most-loved features of JavaScript is the lack of a compilation step. Simply change your code, refresh your browser, and the interpreter will take care of the rest. There is no need to wait for a while until the compiler is finished in order to run your code.
While this may be seen as a benefit, there are many reasons why you would want to introduce a compilation step. A compiler can find silly mistakes, such as missing braces or missing commas. It can also find other more obscure errors, such as using a single quote (') where a double quote (") should have been used. Every JavaScript developer will tell horror stories of hours spent trying to find bugs in their code, only to find that they have missed a stray closing ...
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