Range syntax.
RangeArgument is implemented by Rust's built-in range types, produced by range syntax like .., a.., ..b or c..d.
RangeArgument
..
a..
..b
c..d
© 2010 The Rust Project DevelopersLicensed under the Apache License, Version 2.0 or the MIT license, at your option. https://doc.rust-lang.org/std/collections/range/index.html