update yarn packages code example
Example 1: yarn update all dependencies to latest
yarn upgrade --latest
Example 2: yarn update all packages
yarn upgrade --latest
yarn upgrade left-pad --latest
yarn upgrade left-pad grunt --latest --tilde
Example 3: yarn update a specific package
yarn upgrade
yarn upgrade left-pad
yarn upgrade left-pad@^1.0.0
yarn upgrade left-pad grunt
yarn upgrade @angular