macro_rules! hash_set { {$($v: expr),* $(,)?} => { ... }; }
Available on crate feature
std
only.Expand description
Macro for creating a HashSet
.
Syntactic sugar for HashSet::from
.
§Examples
use map_macro::hash_set;
let x = hash_set! { 1, 2, 3, 3, 4 };
assert_eq!(x.len(), 4);