Java学习----构造方法的重载
一个类中有多个同名的参数不一样(参数的个数,参数的类型,参数的顺序)的构造方法
public class Student { public Student() { System.out.println("Student构造方法1"); } public Student(int x, float y) { System.out.println("Student构造方法2"); } public Student(float x, int y) { System.out.println("Student构造方法3"); } public static void main(String[] args) { Student s1 = new Student(); Student s2 = new Student(1,2.5f); Student s3 = new Student(2.5f,1); } }
输出结果:
Student构造方法1
Student构造方法2
Student构造方法3