Get TypeScript declaration file .d.ts method analysis (with code)

This time I will bring you the analysis of the method of obtaining the TypeScript declaration file .d.ts (with code) and theprecautions for obtaining the TypeScript declaration file .d.ts. The following is a practical case. Get up and take a look.

1. TypeScript declaration file is like C/C using .h file. When using TypeScript to call other

class librariesthat have been written, IntelliSense intelligent prompts can be provided.

2. Use the npm command to obtain the .d.ts file

install -save @types/jquery -g

After running, four files will be generated in the type/jquery directory: index.d.ts, lincense, package.json, readme.md, where index.d.ts is the declaration file of jquery.

3. npm requires Nodejs environment,

InstallationThe steps are as follows

1. Download windows installation from

https://nodejs.org/en/ Package

2. Install Node, js

3. After the installation is completed, open the cmd command line tool of windows and enter

npm -v

Display the version number, indicating successful installation

4. Set the global path to "d:\nodejs\node_global"

npm config set prefix "d:\nodejs\node_global"

I believe you have mastered the method after reading the case in this article. For more exciting content, please pay attention to other related articles on the php Chinese website!

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