is a variable defined in `
Its value is
((format "%s-%.2d-%.2d" year
- This variable may be risky if used as a file-local variable.
Pseudo-pattern governing the way a date appears in the ISO style.
Normally you should not customize this, but `calendar-date-display-form'
You can customize this variable.
This variable was introduced, or its default value was changed, in
version 23.1 of Emacs.