Options | Description |
-b | Number the non-blank output lines, starting at 1. |
-n | Number the output lines, starting at 1. |
-s | Squeeze multiple adjacent empty lines, causing the output to be single spaced. |
-u | Disable output buffering. |
-v | Displays non-printing characters so they are visible. |
-e | Display non-printing characters and display a dollar sign ($) at the end of each line. |
-t | Display non-printing characters and display tab characters as ^I at the end of each line. |