Delete
[name] → []

Adobe documentation

ActionDelete2

ActionDelete2 deletes a named property. Flash Player first looks for the property in the current scope, and if the property cannot be found, continues to search in the encompassing scopes.

FieldTypeComment
ActionDelete2ACTIONRECORDHEADERActionCode = 0x3B

ActionDelete2 pops the name of the property to delete off the stack.