RosettaCodeData/Task/Find-common-directory-path/OpenEdge-Progress/find-common-directory-path-2.openedge

MESSAGE
   findCommonDir(
      '/home/user1/tmp/coverage/test' + '~n' +
      '/home/user1/tmp/covert/operator' + '~n' +
      '/home/user1/tmp/coven/members',
      '/'
   )
VIEW-AS ALERT-BOX