package main func main() { const untypedNumber = 345 // if this was a variable declaration, untypedNumber would have its type // inferred as int. // since it's a const, it remains untyped until it's e.g. assigned to a variable var i int = untypedNumber // no need to cast to int var u16 uint16 = untypedNumber // no need to cast to uint16 var f float64 = untypedNumber // no need to cast to float64 // incompatible assignments are detected by the compiler // 345 is too big to fit in int8 and compiler detects that var b int8 = untypedNumber // silence compiler error about unused variables _, _, _, _ = i, u16, f, b }