mirror of https://github.com/CrimsonTome/tldr.git
29 lines
524 B
Markdown
29 lines
524 B
Markdown
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# grep
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> Matches patterns in input text
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> Supports simple patterns and regular expressions
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- search for an exact string
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`grep {{something}} {{file_path}}`
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- search recursively in current directory for an exact string
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`grep -r {{something}} .`
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- use a regex
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`grep -e {{^regex$}} {{file_path}}`
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- see 3 lines of context
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`grep -C 3 {{something}} {{file_path}}`
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- print the number of matches
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`grep -c {{something}} {{file_path}}`
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- use the standard input instead of a file
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`cat {{file_path}} | grep {{something}}`
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