Set up NPM installation module Catalog <nodejs>

Nodejs Install module command:

NPM Install <input_name>      <input_name>-G   # Global Installation

1.NPM Install <input_name>-G-Modules installed to the global directory

set prefix  --get prefix  --Gets the current settings global directory.

2.NPM Install <input_name>--module installed to the current command line directory

D:\>NPM Install node-staticnode-static@0.7. 7 node_modules\node-static├──[email protected]1.3. 4 ├──[email protected] 1.1. 2 └──[email protected] 0.6. 1 ([email protected]0.0.  3, [email protected]0.0. Ten)

Set the NPM installation module directory <nodejs>