You can call a function from the debugger's command window. Any valid expression in the script's language may be entered into the command window. If you change a script, you must start it from scratch. You cannot change a script while it is executing. You may be wondering what the dots mean in the sample programs.
Object oriented systems deal with objects which have properties and methods .
To find out what your scope's current right ascension is, you might use the Scope. You can read Scope. A method is like a function call, except it is offered or supported by a specific object. Different objects may have methods with the same name. To call a method, prefix the method call with the object name and a dot.