How to access parent movie clip variable in action script 3.0

Similarly, you will access the variable of any object, using parentas the target object. Since the property parentis of type DisplayObjectContainer, you need to point it to the MovieClipfollowing:

trace((parent as MovieClip).myvar);

The reason for rejecting it MovieClipis that it dynamicmeans that you will not get compile-time errors for trying to access properties that the compiler is not aware of.