In my previous mail I wrote that the help on -graph bar- does not mention the
option -by()-, but it in fact does. The option is described under the header
"Title and other options".
Sorry for that. However I still think that a help on general "graph-options"
might be helpful.
> Svend Juul wrote in reply to Ilariy
>
> > Look at the online help:
> > help graph bar
> > It tells nothing about a -by()- option; probably the -over()- option is
> > what you need.
>
> Svend is correct that the help on -graph bar- does not mention a -by()-
> option. Nevertheless -by()- is allowed with -graph bar-, as it is for
> -graph dot-, -graph matrix- and any other graphtype I am aware of.
>
> I think the help files are mistakable here. -by()-, like -name()-,
> -nodraw-, etc. are not really -twoway options-, as the help file implies
> ("The above options are allowed with all twoway plots, scatter, line, ...")
>
> I would consider them as -graph options-, so that the syntax diagram for
> -graph twoway- should read as
>
> [graph] twoway plot [if] [in] [, twoway_options graph_options]
>
> and for -graph bar- as
>
> graph bar[if] [in] [, options graph_options]
>
> many regards
>
> Uli
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