bool class
The reserved words true
and false
denote objects that are the only instances of this class.
It is a compile-time error for a class to attempt to extend or implement bool.
Constructors
- bool.fromEnvironment(String name, { bool defaultValue: false }) constfactory
-
Returns the boolean value of the environment declaration
name
.
Properties
- hashCode → int read-only
- runtimeType → Type read-only, inherited
-
A representation of the runtime type of the object.
Operators
- operator ==(
other) → bool inherited -
The equality operator.
Methods
- toString(
) → String -
Returns
"true"
if the receiver istrue
, or"false"
if the receiver isfalse
. - noSuchMethod(
Invocation invocation) → dynamic inherited -
Invoked when a non-existent method or property is accessed.
© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dartlang.org/stable/1.24.3/dart-core/bool-class.html