An abstract value representing an object not covered by the other abstract values.
Gets the Boolean value some concrete value represented by this abstract value coerces to.
Gets the type of some concrete value represented by this abstract value.
Holds if this abstract value is coercible to a number, that is, it represents at least one concrete value for which the
Gets an abstract primitive value this abstract value coerces to.
Gets a textual representation of this element.
Gets an abstract value that represents a prototype object of this value.
Holds if this element is at the specified location. The location spans column
Holds if this abstract value is an indefinite value arising from the incompleteness