Expression class abstract

Implementers

Constructors

Expression(String? type)
Expression.fromJson(Map<String, dynamic> data)
factory

Properties

hashCode int
The hash code for this object.
no setteroverride
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
type String?
getter/setter pair

Methods

evaluate(QuestionnaireState state) bool?
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
toJson() Map<String, dynamic>
toString() String
A string representation of this object.
override

Operators

operator ==(Object other) bool
The equality operator.
override

Constants

keyType → const String