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add positional arguments to readme

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jarro2783 2015-09-28 12:51:30 +10:00
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@ -44,6 +44,14 @@ it appeared, and
to get its value. If "opt" doesn't exist, or isn't of the right type, then an to get its value. If "opt" doesn't exist, or isn't of the right type, then an
exception will be thrown. exception will be thrown.
=== Positional Arguments ===
Positional arguments can be optionally parsed into one or more options. To set up positional arguments, call
options.parse_positional({"first", "second", "last"})
where "last" should be the name of an option with a container type, and the others should have a single value.
== Linking == == Linking ==
This is a header only library. This is a header only library.