17 дек. 2010 г. · LIST="some string with a substring you want to match" SOURCE="substring" if echo "$LIST" | grep -q "$SOURCE"; then echo "matched"; else echo "no match"; fi

23 окт. 2008 г. · Semantically: case method: in case string match anything (could be nothing), followed by substring, followed by anything. is a single test.

27 февр. 2013 г. · LIST="some string with a substring you want to match" SOURCE="substring" if echo "$LIST" | grep -q "$SOURCE"; then echo "matched"; ...

25 июл. 2011 г. · I have a string $VAR="I-UAT"; in my shell script code. I need a conditional statement to check if "UAT" is present in that string.

16 мар. 2023 г. · You use '[ ]' in for tests in bash not for defining an array. You would use '( )' and separate the array elements by spaces not comma-separated.

9 янв. 2009 г. · You can use Parameter Expansion to do this. If a is constant, the following parameter expansion performs substring extraction.

7 июн. 2017 г. · In a bash shell, I want to take the take a given string that matches a regex, and then take the part of the string.

7 мар. 2016 г. · Very easy using xidel: xidel file.xml --extract "//currency1" -q. or xidel file.xml --xpath "//currency1" -q.

31 авг. 2018 г. · I am wanting to use a switch/ case statement in bash to check if a file name which is a string contains something but also does not.

18 февр. 2020 г. · The following will work. ver="$(cat config.txt | grep apache: | cut -d: -f3)" grep apache: will find the line that has the text 'apache:' in it.