look

alllinuxmacos

Display lines beginning with a prefix in a sorted file. Note: The lines in the file must be sorted. See also: `grep`, `sort`.

Options (3)

-f, --ignore-caseboolean

Case-insensitively search only on alphanumeric characters

Example: look {{[-f|--ignore-case]}} {{[-d|--alphanum]}} {{prefix}} {{path/to/file}}

-d, --alphanumboolean

Case-insensitively search only on alphanumeric characters

Example: look {{[-f|--ignore-case]}} {{[-d|--alphanum]}} {{prefix}} {{path/to/file}}

-t, --terminateboolean

Specify a string termination character (space by default)

Example: look {{[-t|--terminate]}} {{,}}

Search for lines beginning with a specific prefix in a specific file

look prefix path/to/file

Case-insensitively search only on alphanumeric characters

look [-f|--ignore-case] [-d|--alphanum] prefix path/to/file

Specify a string termination character (space by default)

look [-t|--terminate] ,

Search in `/usr/share/dict/words` (`--alphanum` and `--ignore-case` are assumed)

look prefix