value

The value of the named property at the current time.ユ If expressionEnabled is true, returns the evaluated expression value.ユ If there are keyframes, returns

setValuesAtTimes()

Sets values for a set of keyframes at specified of times. Creates a new keyframe for the named property, if one does not currently exist for a specified tim

canSetExpression

When true, the named property is of a type whose expression can be set by a script. See also Property expression attribute .Boolean; read-only.

keySelected()

Returns true if the specified keyframe is selected.keyIndex The index for the keyframe. An integer in the range [1..numKeys], as returned by the addKey or n

name

The display name of the property. Compare PropertyBase matchName attribute . It is an error to set the name value if the property is not a child of an index

isTimeVarying

When true, the named property is time varyingラthat is, it has keyframes or an enabled expression. When this attribute is true, the attribute canVaryOverTime

setSelectedAtKey()

Selects or deselects the specified keyframe.keyIndex The index for the keyframe. An integer in the range [1..numKeys], as returned by the addKey or nearest-

numProperties

The number of indexed properties in this group.For layers, this method returns a value of 3, corresponding to the mask, effect, and motion tracker groups, w

addKey()

Adds a new keyframe or marker to the named property at the specified time and returns the index of the new keyframe.time The time, in seconds, at which to a

valueAtTime()

The value of the named property as evaluated at the specified time.Note that the type of value returned is not made explicit; it will be of a different type