How to output git log with the first line only?

Question

I am trying to customize the format for git log. I want all commits to be shown in one line. Each line should only show the first line of the commit message.
I

Answer 1

if you want to always use git log in such way you could add git alias by

git config --global alias.log log --oneline

after that git log will print what normally would be printed by git log --oneline