% /bin/sh $ echo $((1 + 2)) 3 $ uname -srm DragonFly 4.7-DEVELOPMENT x86_64

contras1970 on March 30, 2017 | parent | context | favorite | on: Explain Shell

    % /bin/sh
    $ echo $((1 + 2))
    3
    $ uname -srm
    DragonFly 4.7-DEVELOPMENT x86_64