Unable to set TextArea value using Jquery

I am only setting one simple value in text area using jquery on radio button click. but it sets nothing.

My Code is:






What I have Tried:


Doesn’t work.

Here: if I set value using text area id, it works properly
example: $(“#Note”).val(“dummyNote”); // works fine

But I want to use “Name” not “Id”

Plz help, i am very new in Stack overflow, may be some mistake in my description. Plz let me know.

Thanks in Advance