可以,以构造方法为例:public class A { private String a; private String b; public A(String a) { this(a,null); } public A(String a,String b) { this.a=a; this.b=b; } }
可以 class Test { private String name; private int age; public Test(String name,int age) { this.name=name; this.age=age; } void myName() { System.out.println("My name is "+name+"."); } void myAge() { System.out.println("My age is"+ age+"years."); } void selfShow() { System.out.println("Hello everyone!"); myName();//直接调用另外一个方法的功能去实现它的本身功能 myAge(); } } class ClassTest { public static void main(String [] args) { Test t=new Test("Tom",25); t.selfShow(); } }
class Test{public void run(){}public void go(){}public void method{
run();
go();
}}
{
private String a;
private String b; public A(String a)
{
this(a,null);
} public A(String a,String b)
{
this.a=a;
this.b=b;
}
}
class Test
{
private String name;
private int age;
public Test(String name,int age)
{
this.name=name;
this.age=age;
}
void myName()
{
System.out.println("My name is "+name+".");
}
void myAge()
{
System.out.println("My age is"+ age+"years.");
}
void selfShow()
{
System.out.println("Hello everyone!");
myName();//直接调用另外一个方法的功能去实现它的本身功能
myAge();
}
}
class ClassTest
{
public static void main(String [] args)
{
Test t=new Test("Tom",25);
t.selfShow();
}
}