Vim ?

Solutions

argdo(Recommended)Recommended

:args **/*.js
:argdo %s/oldName/newName/gc | update

:args, :argdo. gc, update.

:

bufdo

:bufdo %s/oldName/newName/ge | update

. e ().

:

# grep -rl 'oldName' src/ | xargs sed -i 's/oldName/newName/g'

, grep + sed. Vim gc.

:,