ng update
ncu - older way
-- NEW WAY
ng update @angular/cli @angular/core
https://update.angular.io/
// just in case ng update doesn't make the necessary changes in your files, you can manually run it to make the changes (ex: fix import statements)
ng update @angular/cli --from 7 --to 8 --migrate-only
ng update @angular/core --from 7 --to 8 --migrate-only
-- OLD WAY
# npm-check-updates utility is a nice tool to check updates for your packages
# Install npm-check-updates
npm install -g npm-check-updates
# see packages with new versions
ncu
# update package.json file with new versions of all packages
ncu -u
# see specific packages' versions
ncu @angular/material, @angular/forms
# update package.json for specific packages
ncu -u @angular/material, @angular/forms
# update package.json for packages with range values (^)
ncu -a @angular/material, @angular/forms
# once package.json is updated, you can run "npm install" to install the new versions