Make a textbox to be a input for a variable

Hello.
How do I make a textbox which contain number with decimals, to be a variable

For exampel, if i have a

var U : double;

And then a Textboxdefine U number.

How do i make that

http://docs.unity3d.com/Documentation/ScriptReference/GUI.TextField.html

You may have to save it as a string first then convert, but figured this would be a start.

Also

http://answers.unity3d.com/questions/40103/text-field-inputting-numbers-only.html

Google is your friend :slight_smile: