Your code snippets have many typos and errors:
1. Rectangle element must be write Capitalize
2. symbol ‘=’ must not using in property sets
3. your try assign int variable ‘x’ to literal ‘o’

I don’t know have you this typos and errors in your program, so can’t help you.

sorry its not program, its just an prototype to ask question

TobbY wrote:

sorry its not program, its just an prototype to ask question

An actual code snippet would probably be more helpful in determining what may be going wrong. Often the problem is in the details that one takes for granted.