purge()

Purges unused data of the specified types from memory. Replicates the Purge options in the Edit menu.target The type of elements to purge from memory; a Pur

frameDuration

The duration of a frame, in seconds. This is the inverse of the frameRate value frames-per-second .Floating-point; read/write.

keyInTemporalEase()

Returns the incoming temporal ease for the specified keyframe.keyIndex The index for the keyframe. An integer in the range [1..numKeys], as returned by the

Settings object

DescriptionThe Settings object provides an easy way to manage settings for scripts. The settings are saved in the After Effects preferences file and are per

importAs

The type of object for which the imported file is to be the source. Before setting, use canImportAs to check that a given file can be imported as the source

time

The current time of the item when it is being previewed directly from the Project panel. This value is a number ofseconds. Use the global method timeToCurre

fieldSeparationType

How the fields are to be separated in non-still footage.It is an error to set this attribute if isStill is true. It is an error to set this value to FieldSe

setRovingAtKey()

Turns roving on or off for the specified keyframe. The first and last keyframe in a property cannot rove; if you try to set roving forone of these, the oper

osName

The name of the operating system on which After Effects is running.NOTE: As of Windows 7, this attribute returns a blank value. Use $.os instead.String; rea

maskMotionBlur

How motion blur is applied to this mask.A MakMotionBlur enumerated value; read/write. One of:Mask Motion Blur.SAME_AS_L AYERMaskMotion Blur.ONMaskMotion Blu