9 нояб. 2011 г. · I am trying to write a script in bash that check the validity of a user input. I want to match the input (say variable x ) to a list of valid values.

11 окт. 2021 г. · I am trying to compare the service with a list of available service names, if service is found in the list then do update the service otherwise ...

24 янв. 2020 г. · Can anyone shed light on this? bash doesn't have lists. The closest analogy would be to check if a string is a key in a given associative array.

23 янв. 2024 г. · Use grep. it returns non-zero when pattern not found. if printf "1\n2" | grep -q ^2$; then echo in; else echo out; fi See grep(1) man page for details.

31 авг. 2016 г. · I have a bash script and I want to check if a string is in a list. Like: string = "Hello World!", List=("foo", "bar").

27 мар. 2015 г. · I would like to know a neat way in which I can check to see if a string is there in a comma separated value of strings.

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.

7 июн. 2019 г. · I need to create a string list_of_values which contains the values of all variables that start with kw_ , i.e. ... echo -e $list_of_values.

31 янв. 2020 г. · I want to check using bash if the text contain all the strings that are inside the array but in a different way at the moment I can get them like that.

20 янв. 2011 г. · grep [options] PATTERN [FILE...] -F , --fixed-strings. Interpret PATTERN as a list of fixed strings, separated by newlines, any of ...