Commonly used methods and attributes

Some of the methods and attributes available for expressions perform operations specific to After Effects. For example, you can use the hasParent layer attribute to determine if a layer in your After Effects project has a parent layer attached to it, or you can use the keyframe-looping methods to cycle through specified keyframes in your project.

Related Subtopics:

Using the "hasParent()" attribute
Using the "name" attribute
Using layer space transform methods
Using keyframe-looping methods