rangeOfString_options_ method
Implementation
void rangeOfString_options_(
ffi.Pointer<_NSRange> stret, NSString searchString, int mask) {
_lib._objc_msgSend_useVariants1
? _lib._objc_msgSend_340_stret(stret, _id,
_lib._sel_rangeOfString_options_1, searchString._id, mask)
: stret.ref = _lib._objc_msgSend_340(
_id, _lib._sel_rangeOfString_options_1, searchString._id, mask);
}