GetCodepointPrevious method
Get previous codepoint in a UTF-8 encoded string, 0x3f('?') is returned on failure
Implementation
@override
int GetCodepointPrevious(
MemoryPointer<RChar> text,
MemoryPointer<RInt> codepointSize,
) => _ffi.GetCodepointPrevious(
text.asNativePointer(),
codepointSize.asNativePointer(),
);