Implicit Commands
Some commands have no alphabetic name. In Line mode, pressing only Return means display the next line and a backslash (\) means display the previous line, $ means enable Memory Lock and $- means disable Memory Lock. In either mode, ? means Help, any line number means go to that line, a string means display the next line with that string, and "^" means search backwards for a string:
| 55 | find and display line 55 or higher |
| FIRST | find and display first line |
| ;;;; | display the next 5 lines |
| \ | display the previous line |
| -5 | move current line back 5 lines |
| "string" | display next line with string |
| ^"string" | display previous line with string |
| $ | turn on memory lock at this line |
| $- | turn off memory lock |