2!:0 will return error if return code is non-zero. You can test your command in a shell and see what the error code will be.
Пт, 21 мар 2014, kamakura писал(а): > Hello there! > > I have a question about usage of 2!:0 (invoking a unix command). > Sometimes I come across an error as follows: > > 2!:0'pwd' > /Applications/j64-801/bin > 2!:0'cc' > |interface error > | 2!:0'cc' > > > It seems that 2!:0 does not work properly. > > Toshinari Kamakura > > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm -- regards, ==================================================== GPG key 1024D/4434BAB3 2008-08-24 gpg --keyserver subkeys.pgp.net --recv-keys 4434BAB3 gpg --keyserver subkeys.pgp.net --armor --export 4434BAB3 ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
