Usually, languages designed to be as scripts from the command line check for the first line to be a shebang line* and ignore it. Not so with J, so the line is executed just like all subsequent ones. I hope this is what you wanted to know.
* some don’t need to since # is amoung their comment-introducers Am 12.01.21 um 13:51 schrieb Justin Paston-Cooper: > Also, could anyone explain what is meant by the hash bang line being > run as a J sentence in > https://www.jsoftware.com/help/user/hashbang.htm? I am confused as to > why that would be run. -- ---------------------- mail written using NEO neo-layout.org ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm