NumericDataType class

Inheritance

• Object
• DataType<num>
• NumericDataType

Constructors

NumericDataType()

const

Properties

defaultValue → num

Returns the default value, typically equivalent to the zero or null value.

no setter, override

equality → Equality<num>

Returns an equality relation.

no setter, override

field → Field<num>

Returns a mathematical field, if available.

no setter, override

hashCode → int

The hash code for this object.

no setter, inherited

isNullable → bool

Returns true, if this DataType supports null values.

no setter, inherited

name → String

Returns the name of this DataType.

no setter, override

nullable → DataType<num?>

Returns a DataType that supports null values.

no setter, inherited

printer → Printer<num>

Returns a default printer for this data type.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

cast(dynamic value) → num

Casts the argument to this data type, otherwise throw an ArgumentError.

override

castList(Iterable<Object?> elements) → List<num>

Casts an existing iterable to this data type.

inherited

comparator(num a, num b) → int

Returns a Comparator that compares one element to another.

override

copyList(Iterable<num> iterable, {int? length, num? fillValue, bool readonly = false}) → List<num>

Creates a fixed-length list copy of the iterable, possibly with a modified length and if necessary populated with fillValue.

inherited

newList(int length, {Map1<int, num>? generate, num? fillValue, bool readonly = false}) → List<num>

Creates a fixed-length list of this data type.

inherited

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited