How to read/write RAPID?

Sorry, can somebody explain
1. What means "myString"
RapidData rd = _controller.Rapid.GetRapidData("T_ROB1", "myModule", "myString");
2. what I should put inside the Textbox for writing RAPID ?
1. What means "myString"
RapidData rd = _controller.Rapid.GetRapidData("T_ROB1", "myModule", "myString");
2. what I should put inside the Textbox for writing RAPID ?
rapidString.FillFromString( textBoxString.Text);
I need just an alive example.
I need just an alive example.
Comments
2.