A generator of random bool, int, or double values.

The default implementation supplies a stream of pseudo-random bits that are not suitable for cryptographic purposes.

Use the Random.secure() constructor for cryptographic purposes.

Constructors

Random([int seed ])

Creates a random number generator.

factory
Random.secure()

Creates a cryptographically secure random number generator.

factory

Properties

hashCode int

The hash code for this object.

read-only, inherited
runtimeType Type

A representation of the runtime type of the object.

read-only, inherited

Operators

operator ==(other) bool

The equality operator.

inherited

Methods

nextBool() bool

Generates a random boolean value.

nextDouble() double

Generates a non-negative random floating point value uniformly distributed in the range from 0.0, inclusive, to 1.0, exclusive.

nextInt(int max) int

Generates a non-negative random integer uniformly distributed in the range from 0, inclusive, to max, exclusive.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a non-existent method or property is accessed.

inherited
toString() String

Returns a string representation of this object.

inherited