nmp package.json how to declare dependencies

dependency-declaring-with-nmp-package.json.markdown

####Official npmjs documentation which describes all methods for version specificity

npm docs package.json

 version Must match version exactly
>version Must be greater than version
>=version etc
<version
<=version
~version "Approximately equivalent to version" See semver(7)
^version "Compatible with version" See semver(7)
1.2.x 1.2.0, 1.2.1, etc., but not 1.3.0