import java.util.Scanner;class Person {
String name;
Person(String name){
this.name = name;
}
public boolean equals(Object obj) {
if(obj == null) return false;
else{
if(obj instanceof Person){
Person p1 = (Person)obj;
if(this.name == p1.name){
return true;}
}
}
return false; }
}
public class Love {
public static void main(String []args) {
Scanner s = new Scanner(System.in);
System.out.print("请输入你最爱的人:");
String name = s.next();
Person p = new Person("323");
Person p1 = new Person(name);
System.out.println();
System.out.print(p.equals(p1));
}
}
为什么我P1得参数name传不进去???? 高手来解答!!!!!!! 急= =
String name;
Person(String name){
this.name = name;
}
public boolean equals(Object obj) {
if(obj == null) return false;
else{
if(obj instanceof Person){
Person p1 = (Person)obj;
if(this.name == p1.name){
return true;}
}
}
return false; }
}
public class Love {
public static void main(String []args) {
Scanner s = new Scanner(System.in);
System.out.print("请输入你最爱的人:");
String name = s.next();
Person p = new Person("323");
Person p1 = new Person(name);
System.out.println();
System.out.print(p.equals(p1));
}
}
为什么我P1得参数name传不进去???? 高手来解答!!!!!!! 急= =
class Person {
String name; Person(String name) {
this.name = name;
} public boolean equals(Object obj) {
if (obj == null)
return false;
else {
if (obj instanceof Person) {
Person p1 = (Person) obj;
if (this.name.equals(p1.name)) {
return true;
}
}
}
return false;
}
}
这一行,如果我没理解错你的意思的话
改成this.name.equals( p1.name)
字符串不能这样==
因为刚刚学到equals方法。
有很多细节忘了得。对得,String类里把equals方法又重写过,忘了,谢谢大家。!
犯了常识性错误