我正在尝试将一个类扩展到多个其他类,例如
public class Ability extends Character
因此,我的代码中出现错误:
Implicit super constructor Character() is undefined. Must explicitly invoke another constructor Defense.java
我的代码是:
public class Character {
int characterID;
double characterHealth;
public Character(int charID, double charHealth) {
characterID = charID;
characterHealth = charHealth;
}
}
public class Defense extends Character {
int armorClass;
int difficultyClass;
public Defense(int newAC, int newDC){
armorClass = newAC;
difficultyClass = newDC;
}
}
我不确定如何调用另一个构造函数。 如果有人能指出原因以及如何做到这一点。
最佳答案
来自子类ctor:
super(charId, charHealth);
由于父类(super class)没有默认构造函数,因此您必须显式调用非默认构造函数。
关于java - 在 Java 中扩展类,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/10958037/