View git diff by word

By default, git diff will highlight differences by line.

Differences highlighted word by word:

$ git diff --word-diff

Differences highlighted character by character:

$ git diff --word-diff-regex=.

Differences highlighted word by word without extra characters:

$ git diff --color-words

Differences highlighted character by character without extra characters:

$ git diff --color-words=.

More information can be found on these options in the manual.