All window types are equipped with a command line. The command line enables you to enter instrument symbols and commands. The command line does not appear until you start typing, so it doesnThe Command Line
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| Keystroke | Function |
| n | Deletes the letter or number to the left of the cursor. |
| l | Moves the cursor right. The highlighted character is replaced when you type. |
| j | Moves the cursor left. The highlighted character is replaced when you type. |
| m | Removes the highlighted character. |
| f | Places the editor in insert mode. New text is inserted at the position marked by the caret (^). To exit insert mode, press f again. |
| h | Places the cursor at the beginning of the text string. |
| u | Places the cursor at the end of the text string. |
| s | Returns the text to its original (pre-edited) form. |