我是初学,为什么每次都在javabean里写这个toString这个方法呢,他的作用是什么
码农怀仔 2014-05-20 06:41:09
public class E {
private String username;
private String password;
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
@Override
public String toString() {
return "E [password=" + password + ", username=" + username + "]";
}
}