DELETE

The DELETE command is used to delete program lines or line ranges.
Syntax
DELETE [line number 1] [-line number 2]
DELETE line number 1 -
Where.
line number 1 : The first line to be deleted.
line number 2 :  The last line to be deleted.

• BASIC always returns to the command level after a DELETE command is executed.   

Example 19

DELETE 50 {press enter key}

It deletes line 50.

DELETE 60 - 100 {press enter key}

It deletes lines 60 through 100. inclusively.

DELETE - 50 {press enter key}

It deletes all lines up to and including line 50.

DELETE 50 - {press enter key}

It deletes all lines from line 40 the end of the program.