lambda表达式Can refer to other methods or constructor and only one code is automatically called Shihai can omit the parameter passing, code more compact, requires the use of a reference method syntax ::notation. lambda表达式It offers four ways reference methods and constructors:
- The method of the referenced object
类::实例方法 - Referenced class method
类::类方法 - Method references a specific object
特定对象::实例方法 - Reference class's constructor
类::new