''See also:'' <tt>RAD</tt>
==== DELETE [first line][-[last line]] ====: Deletes the current program completely (without argumentarguments) or only the given lineor line range. Even: <code>DELETE -</code>: is legal, it has the same effect as: <code>DELETE</code>: The lines specified do not have to exist, all lines matching the range will be deleted and having no matches does not cause an error.
==== DI ====