how to update package.json after npm installl in a package -


i'm writing npm package, i'd package update package.json file in installed folder, say:

npm install mypackage

this installs mypackage, , read package.json in folder npm install run, , write entries, possible?

thanks,

npm -g npm-check-updates npm-check-updates -u npm install

or specific package, may change dependency version , 

 npm update --save

-

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