NPM Install XXX--save-dev

Today with

NPM Install Grunt-cmd-transport--save-dev

This command installed the SEAJS built grunt plugin, do not know what the--save-dev parameters mean, check the data, recorded in this

General NPM installed Grunt plugin There are 2 ways, one is written in the Package.json devdependencies, and then directly execute NPM install can be

Another way to do this is to know the name of plugin first and then install it with NPM install [plugin_name]. But this dependency information is not automatically written into the Package.json, so to add the--save-dev parameter, it will automatically refresh Package.json