Spuer and this keywords

Simply speaking ,spuer Is the method or property of the parent class ,this Is the method or attribute of the current class

• First, paste the code , this father and sun There is one. name attribute ,test It will instantiate sun One of the test Method

package javatest.supertest;

public class FatherTest {
    
    protected String name="father";
    public void print(){
    
        System.out.println("This is father");
    }
}

package javatest.supertest;

public class SunTest extends FatherTest {
    
    private String name="sun";
    public void print(){
    
        System.out.println("This is sun");
    }

    public void test(String name){
    
        System.out.println(name);// What's generated here is test Incoming parameters 
        System.out.println(this.name);// What's generated here is SunTest The built-in name attribute 
        System.out.println(super.name);// Here is a generated FatherTest Of name attribute 
    }
}


```java
package javatest.supertest;
public class Test {
    
    public static void main(String[] args) {
    
        SunTest sunTest=new SunTest();
        sunTest.test("Test");
    }
}

• The output here is obvious