NullVal class

A NullVal object represents the Dart language value null.

Inheritance
Implemented types

Constructors

NullVal({@required String valueAsString})

Properties

allocationLocation InstanceRef
The stack trace associated with the allocation of a ReceivePort. [...]
@optional, read / write, inherited
associations List<MapAssociation>
The elements of a Map instance. [...]
@optional, read / write, inherited
bound InstanceRef
The bound of a TypeParameter or BoundedType. [...]
@optional, read / write, inherited
bytes String
The bytes of a TypedData instance. [...]
@optional, read / write, inherited
classRef ClassRef
Instance references always include their class.
read / write, inherited
closureContext ContextRef
The context associated with a Closure instance. [...]
@optional, read / write, inherited
closureFunction FuncRef
The function associated with a Closure instance. [...]
@optional, read / write, inherited
count int
The number of elements or associations or codeunits returned. This is only provided when it is less than length. [...]
@optional, read / write, inherited
debugName String
A name associated with a ReceivePort used for debugging purposes. [...]
@optional, read / write, inherited
elements List
The elements of a List instance. [...]
@optional, read / write, inherited
fields List<BoundField>
The fields of this Instance.
@optional, read / write, inherited
fixedId bool
Provided and set to true if the id of an Object is fixed. If true, the id of an Object is guaranteed not to change or expire. The object may, however, still be Collected.
@optional, read / write, inherited
hashCode int
The hash code for this object. [...]
read-only, override
id String
A unique identifier for an Object. Passed to the getObject RPC to reload this Object. [...]
read / write, inherited
isCaseSensitive bool
Whether this regular expression is case sensitive. [...]
@optional, read / write, inherited
isMultiLine bool
Whether this regular expression matches multiple lines. [...]
@optional, read / write, inherited
json Map<String, dynamic>
read / write, inherited
kind String
What kind of instance is this?
read / write, inherited
length int
The length of a List or the number of associations in a Map or the number of codeunits in a String. [...]
@optional, read / write, inherited
mirrorReferent InstanceRef
The referent of a MirrorReference instance. [...]
@optional, read / write, inherited
name String
The name of a Type instance. [...]
@optional, read / write, inherited
offset int
The index of the first element or association or codeunit returned. This is only provided when it is non-zero. [...]
@optional, read / write, inherited
parameterIndex int
The index of a TypeParameter instance. [...]
@optional, read / write, inherited
parameterizedClass ClassRef
The parameterized class of a type parameter: [...]
@optional, read / write, inherited
pattern InstanceRef
The pattern of a RegExp instance. [...]
@optional, read / write, inherited
portId int
The port ID for a ReceivePort. [...]
@optional, read / write, inherited
propertyKey InstanceRef
The key for a WeakProperty instance. [...]
@optional, read / write, inherited
propertyValue InstanceRef
The key for a WeakProperty instance. [...]
@optional, read / write, inherited
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited
size int
The size of this object in the heap. [...]
@optional, read / write, inherited
targetType InstanceRef
The type bounded by a BoundedType instance - or - the referent of a TypeRef instance. [...]
@optional, read / write, inherited
type String
Every response returned by the VM Service has the type property. This allows the client distinguish between different kinds of responses.
read / write, inherited
typeArguments TypeArgumentsRef
The type arguments for this type. [...]
@optional, read / write, inherited
typeClass ClassRef
The corresponding Class if this Type is canonical. [...]
@optional, read / write, inherited
valueAsString String
Always 'null'.
read / write, override
valueAsStringIsTruncated bool
The valueAsString for String references may be truncated. If so, this property is added with the value 'true'. [...]
@optional, read / write, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed. [...]
inherited
toJson() Map<String, dynamic>
override
toString() String
A string representation of this object. [...]
override

Operators

operator ==(dynamic other) bool
The equality operator. [...]
override

Static Methods

parse(Map<String, dynamic> json) NullVal
override