$(D_KEYWORD true) if T is a signed numeric type, $(D_KEYWORD false) otherwise.
static assert(isSigned!byte); static assert(isSigned!short); static assert(isSigned!int); static assert(isSigned!long); static assert(isSigned!float); static assert(isSigned!double); static assert(isSigned!real); static assert(!isSigned!ubyte); static assert(!isSigned!ushort); static assert(!isSigned!uint); static assert(!isSigned!ulong);
$(D_PSYMBOL isUnsigned).
Determines whether T is a signed numeric type.
Signed numeric types are: