WebJul 17, 2024 · For BSD or GNU grep you can use -B num to set how many lines before the match and -A num for the number of lines after the match. grep -B 3 -A 2 foo README.txt If you want the same number of lines before and after you can use -C num. grep -C 3 foo … WebAug 13, 2024 · Grep is an incredibly useful tool in the Linux world, and Select-String offers much of the same functionality in the PowerShell world. Adding in the object-oriented nature of PowerShell only serves to enhance the utility and usefulness that the cmdlet offers.
grep for text and lines above and below - UNIX
WebNov 3, 2016 · grep -A1 "C02" ~/temp/log.txt OPTIONS -A NUM, --after-context=NUM Print NUM lines of trailing context after matching lines. Places a line containing -- between contiguous groups of matches. -B NUM, --before-context=NUM Print NUM lines of leading context before matching lines. Places a line containing -- between contiguous groups of … WebJul 24, 2024 · A better tool for the job is awk or sed, which both handle multi-line input naturally. Using two expressions with a comma in between them will match everything in … eat a serving of high fiber food
Grep Command in Linux (Find Text in Files) Linuxize
Webgrep - Unix, Linux Command Unix Commands Reference Unix - Tutorial Home A accept accton acpid addftinfo addpart addr2line adduser agetty alias alternatives amtu anacron … WebIf the input is standard input from a regular file, and NUM matching lines are output, grep ensures that the standard input is positioned to just after the last matching line before exiting, regardless of the presence of trailing context lines. This enables a calling process to resume a search. WebJun 20, 2024 · You can use the -A, -B, and -C flags to see a few lines of context. -A will show “number” lines after each match, -B will show “number” lines before a match, and -C shows “number” lines both before and after. It helps to remember A fter, B efore, and C ontext. grep -C 5 ... is equivalent to grep -A 5 -B 5 .... eat ash