明天你好我去
2016-09-04 21:15
package com.imooc;
public class Initalphone {
/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
TelePhone phone=new TelePhone();
TelePhone phone2=new TelePhone(5.0f,1.4f,2.0f);
}
}package com.imooc;
public class TelePhone {
float screen;
float cpu;
float mem;
public TelePhone(){
System.out.println("无参的构造方法");
}
public TelePhone(newscreen,newcpu,newmem){
screen=newScreen();
cpu=newcpu;
mem=newmem;
System.out.println("有参的构造方法");
}
}为什么不行呢?报错呢
变量名要遵循,驼峰原则
public Telephone(newscreen,newcpu,newmem)改为
public Telephone(float newscreen ,float newcpu,float newmem)
还有就是screen=newScreen,你输入的参数是newscreen不是newScreen建议下载一个eclips
Java入门第二季
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