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28 lines
676 B
Plaintext
28 lines
676 B
Plaintext
---
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syntax: markdown
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tags: [tldr, common]
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source: https://github.com/tldr-pages/tldr.git
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---
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# look
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> Display lines beginning with a prefix in a sorted file.
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> Note: the lines in the file must be sorted.
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> See also: `grep`, `sort`.
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> More information: <https://man.openbsd.org/look>.
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- Search for lines beginning with a specific prefix in a specific file:
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`look {{prefix}} {{path/to/file}}`
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- Case-insensitively ([f]) search only on alphanumeric characters ([d]):
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`look -f -d {{prefix}} {{path/to/file}}`
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- Specify a string [t]ermination character (space by default):
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`look -t {{,}}`
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- Search in `/usr/share/dict/words` (`-d` and `-f` are assumed):
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`look {{prefix}}`
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