On 8/21/07, Stuart Murray-Smith <eight32@xxxxxxxxx> wrote: > > > Oh dear, I've forgotten what the bash cli is to see the output of a > > > command line input (it dumps result to screen). Pretty much the same > > > bash functionality as Ctrl-R gives one a rolling history of entered > > > commands. > > > > > > Could someone please remind me :-) > > ---- > > question not clear...default of cli commands in bash shell would output > > standard out and error out to screen so this should be the default > > behavior. > > Thanks Craig :-) > > Yes, it's difficult to describe, and that's prolly why I've struggled > to Google it. If one completed a bash script with 'exit 0' and all ran > well, nothing (or null) is sent to stdout. If a script passes a > variable on to another executable, this is may not necessarily be sent > to stdout, but there is something one can pass at cli time that does > copy this/these var(s) to stdout to see what same script produces. > > I hope this makes sense :-) > Are you looking for "$?" (Dollar sign followed by ?). in bash this holds the last exist status. /yonas
