MathTools class

Constructors

MathTools()

Properties

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

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

Static Methods

fibonacci(int n) → int

求斐波那契数列

randomNextInt(int to, {int from = 0, bool contains = false, int increase = 1}) → int

随机数,给定数值范围

randomNextIntFromList(List<int> list) → int

随机数,从给定的范围中获取。

randomNextIntNotZero(int max, [bool condition = true]) → int

随机一个不为零的整数