Check if string in file

Bash check if string in file

Just use grep with flags 'F' (fixed string), 'x' (exact match) and 'q'
(quiet output) in order to check if a word string is in a file
if grep -Fxq "string" file.txt; then #do some code...#; fi

Check if string in file

if grep -Fxq "pattern_to_search" file.txt; then #check if pattern string in file
  #do something
fi

-1

Similar codes

0 vote125 views1 answer
Iiana github
Shell/Bash
-1 vote206 views1 answer
Restart command windows server 2008
Shell/Bash
1 vote161 views1 answer
Sed remove space
Shell/Bash
0 vote98 views1 answer
Find cuda path
Shell/Bash
21 votes111 views1 answer
Intsall brew
Shell/Bash
0 vote104 views1 answer
Scaffold controller ef core
Shell/Bash
1 vote115 views1 answer
Arch linux change timezone
Shell/Bash
0 vote98 views1 answer
Count unique ip addresses linux accsses log
Shell/Bash
3 votes102 views2 answers
Git gui
Shell/Bash
0 vote100 views3 answers
How to install idle on ubuntu 20.04
Shell/Bash