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linux test if string exists in file Code Example
linux test if string exists in file 
if grep -Fxq "string" file.txt; then 
	echo "Match"
else 
	echo "No match"
fi
bash check if string does not exist 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



Shell

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Type:
 Code Example
Category:
 Coding
Sub Category:
 Code Example
Uploaded by:
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