| grep --silent -i 'text' file.sh | bash - How to obtain grep exit status into a variable - Unix & Linux Stack Exchange : http://unix.stackexchange.com/questions/294371/how-to-obtain-grep-exit-status-into-a-variable | |
| grep --silent | grep command examples ~ Linux IQ : http://linuxadministrative.blogspot.com/2014/06/grep-command-examples.html |