tldr/pages/common/apropos.md

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# apropos
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> Search the manual pages for names and descriptions.
> More information: <https://man.archlinux.org/man/core/man-db/apropos.1>.
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- Search for a keyword using a regular expression:
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`apropos {{regular_expression}}`
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- Search without restricting the output to the terminal width:
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`apropos -l {{regular_expression}}`
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- Search for pages only that contain all of the expressions given (AND search):
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`apropos {{regular_expression_1}} -a {{regular_expression_2}} -a {{regular_expression_3}}`