Random class Null safety
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
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
Operators
-
operator ==(
Object other) → bool -
The equality operator. [...]
inherited