and, correspondingly, show differences character by character.
+
The regex can also be set via a diff driver or configuration option, see
-linkgit:gitattributes[1] or linkgit:git-config[1]. Giving it explicitly
+linkgit:gitattributes[5] or linkgit:git-config[1]. Giving it explicitly
overrides any diff driver or configuration setting. Diff drivers
override configuration settings.