pub trait ToU64 {
// Required method
fn to_u64(&self) -> u64;
}Expand description
Trait defining instance method to_u64() : u64 that provides a
no-cost or low-cost conversion into u64.
It is expected that the implementing type “is-a” u64 in a logical
manner.
§Additional Implementations on Foreign Types
§Built-in Types
If the feature "implement-ToU64-for-built_ins"
is defined (as it is by "default"), then this is also implemented
for the following type(s):