PropertyDescriptor

True if the type of this property descriptor may be changed and if the property may be deleted from the corresponding object.

True if this property shows up during enumeration of the properties on the corresponding object.

A function which serves as a getter for the property, or undefined if there is no getter (accessor descriptors only).

True if the property is owned for the object.

Property name or symbol description.

A function which serves as a setter for the property, or undefined if there is no setter (accessor descriptors only).

Property symbol object, if the property is of the symbol type.

The value associated with the property.

True if the result was thrown during the evaluation.

True if the value associated with the property may be changed (data descriptors only).