Assign variable name to each value in wordlist , and execute commands between foreach and end . You can use foreach as a multiline command issued at the C shell prompt (first Example), or you can use it in a shell script (second Example).
Rename all files that begin with a capital letter:
Check whether each command-line argument is an option or not:
foreach arg ($argv) # does it begin with - ? if ("$arg" =~ -*) then echo "Argument is an option" else echo "Argument is a filename" endif end