Function |checked_add
std/ops/num::|checked_add
Usage
|checked_add<N>(a, b)
Generics
◻ N: CheckedAdd
Parameters
↳ a: N
↳ b: N
Return
↴ Option<N>
Add a and b, checking if overflow occurs
This function returns an option containing a + b, or none if result cause overflow in data type.