📄 testconstructorperson.java
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public class TestConstructorPerson{
/*定义成员变量*/
String personName;//姓名
int personAge;//年龄
String personSex;//性别
/*定义构造函数TestConstructorPerson ( )*/
public TestConstructorPerson( ){
}
/*定义构造函数TestConstructorPerson(String name,int age,String sex)*/
public TestConstructorPerson(String name,int age,String sex){
personName = name;
personAge = age;
personSex = sex;
}
public String getPersonName( ){
return personName;
}
public int getPersonAge( ){
return personAge;
}
public String getPersonSex( ){
return personSex;
}
public static void main(String args[]){
/*调用第一个构造函数生成对象person1,对象的成员变量抉微系统默认值*/
TestConstructorPerson person1 = new TestConstructorPerson();
//为对象的成员变量赋值
person1.personName = "王义";
person1.personAge = 25;
person1.personSex = "男";
String outName = person1.getPersonName();
int outAge = person1.getPersonAge();
String outSex = person1.getPersonSex();
System.out.println("姓名:"+outName+",年龄:"+outAge+",性别:"+outSex);
/*调用第二个构造函数生成对象person2,并为对象的成员变量赋值*/
TestConstructorPerson person2 = new TestConstructorPerson("李玲",20,"女");
outName = person2.getPersonName();
outAge = person2.getPersonAge();
outSex = person2.getPersonSex();
System.out.println("姓名:"+outName+",年龄:"+outAge+",性别:"+outSex);
}
}
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