The
user is allowed to enter text or delete any character or create a new line. The
cursor is always positioned at the first character of the first line. To insert
text press any alphanumeric key.
| KEY | FUNCTION |
| Backspace | To delete any character left of the cursor position |
| Del | To delete any character on the cursor position |
| Page Up | To move one page up |
| Page Down | To move one page down |
| Enter | To create a new line |
| Insert | To insert/replace the alphanumeric |
| Home | Move cursor to Beginning of the line |
| End | Move cursor to End
of the line |
| F1 | Help |
| F2 | Save file |
| F3 | To load a file |
| F5 | Go to shell |
ZAP works