node. JS Learning Note Six search and install the Node encapsulation module

To search for the node encapsulation module:

At the command prompt, use:

NPM Search <search_string> command searches the module in the node package registry.

For example:

NPM Search OpenSSL

To install the Node encapsulation module:

At the command prompt, use:

NPM Install <module_name>

For example:

NPM Install Express

The output from the NPM Install command shows the HTTP request to download the necessary files, as well as the dependency hierarchy for this module installation.

node. JS is able to handle dependency conflicts. For example, the Express module requires a cookie 0.1.0, but another module may require a cookie 0.0.9. To solve this problem, different copies of the cookie module are placed in each module's folder, under another Node_modules folder.

node. JS Learning Note Six search and install the Node encapsulation module