alias X = CommonType!(int, long, short); assert(is(X == long)); alias Y = CommonType!(int, char[], short); assert(is(Y == void));
static assert(is(CommonType!(3) == int)); static assert(is(CommonType!(double, 4, float) == double)); static assert(is(CommonType!(string, char[]) == const(char)[])); static assert(is(CommonType!(3, 3U) == uint)); static assert(is(CommonType!(double, int) == double));
Get the type that all types can be implicitly converted to. Useful e.g. in figuring out an array type from a bunch of initializing values. Returns void if passed an empty list, or if the types have no common type.