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

1 vote130 views1 answer
Git push origin main not working
Shell/Bash
2 votes137 views1 answer
How to list manually installed packages in ubuntu
Shell/Bash
9 votes125 views3 answers
$path mac
Shell/Bash
4 votes117 views1 answer
For each folder in directory bash
Shell/Bash
0 vote143 views1 answer
Keep CMD open after BAT file executes
Shell/Bash
26 votes126 views6 answers
Npm install
Shell/Bash
38 votes121 views6 answers
Git Store Username and Password
Shell/Bash
0 vote134 views1 answer
Plank dock
Shell/Bash
1 vote112 views1 answer
Mdi 5.6.55
Shell/Bash
8 votes129 views4 answers
Linux os
Shell/Bash