Why do it this way?
So I don't have to change my screen layout by adding a label just to display the debug info.
When you remove the debug blocks, the original title will display.
This is useful until we get a watch option on our blocks in AI2.
Do It is another useful feature that can be used for testing and debugging.
I have created a procedure Normalize which should return a number in the range 0 <= degrees < 360.
I can test a call to this procedure using just a call block and number attached to the input socket.
Testing a value with Do It...
Viewing the result:
You can remove the comment after testing also or just delete the blocks.