contains(1) - Linux man page

Name

contains - test if a word is present in a list

Synopsis

contains [OPTIONS] KEY [VALUES...]

Description

-h or --help display this message
Test if the set VALUES contains the string KEY. Return status is 0 if yes, 1 otherwise

Example

for i in ~/bin /usr/local/bin
if not contains $i $PATH

set PATH $PATH i

end

end

The above code tests if ~/bin and /usr/local/bin are in the path and if they are not, they are added.