Linux/Basic commands/grep

grep is a command-line utility for searching plain-text data sets for lines that match a regular expression.

See also

• ack https://beyondgrep.com/ and the_silver_searcher (ag)
• Select-String or sls in Powershell
• git grep
• ngrep
• pgrep and ps
• awk
• strings
• include Cisco IOS command