$ sudo npm install weak-map
$ sudo npm install -g weak-map

If want to update the weak-map package execute the command as below,

$ sudo npm update weak-map

Update package globally,

$ npm install -g weak-map

Git clone:

$ sudo  git clone https://github.com/rektide/weak-map.git

$ sudo  npm install -g ./weak-map

weak-map@1.0.5 /usr/lib/node_modules/weak-map

How to remove weak-map package :

You can uninstall or remove this package from your node_modules run the command as below,

$ sudo npm uninstall weak-map

Basic Information of weak-map NPM Package: