diff options
Diffstat (limited to 'pkg/language/doc/show.hlp')
| -rw-r--r-- | pkg/language/doc/show.hlp | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/pkg/language/doc/show.hlp b/pkg/language/doc/show.hlp new file mode 100644 index 00000000..250b855f --- /dev/null +++ b/pkg/language/doc/show.hlp @@ -0,0 +1,31 @@ +.help show Feb86 language +.ih +NAME +show -- show the current value of an IRAF environment variable +.ih +USAGE +show [varname] +.ih +PARAMETERS +.ls varname +The name of the environment variable to be displayed. +.le +.ih +DESCRIPTION +The \fIshow\fR command shows the current values of all defined environment +variables if called with no arguments, or the value of a specific variable +if an argument is given. Unlike \fIset\fR, only current values are shown, +not the entire history of the definitions of environment variables. +.ih +EXAMPLES +1. Show the current default printer device. + + cl> show printer + +2. Show all "std" (standard i/o stream) related variables. + + cl> show | match std +.ih +SEE ALSO +set +.endhelp |