學(xué)校作業(yè)。。publicstaticvoidmain(String[]args){不知道加在哪里packagepersonproject;publicclassPerson{publicstaticintlastId=0;privateStringname;privateStringgender;privateS...

學(xué)校作業(yè)。。

public static void main(String[] args) {

不知道加在哪里

package personproject;

public class Person {

public static int lastId = 0;

private String name;

private String gender;

private String address;

private int idNumber;

//constructor

public Person() {

}

//constructor

public Person(String name, String gender, String address) {

super();

this.name = name;

this.gender = gender;

this.address = address;

lastId++;

this.idNumber = lastId;

}

public String getName() {

return name;

}

public void setName(String name) {

this.name = name;

}

public String getGender() {

return gender;

}

public void setGender(String gender) {

this.gender = gender;

}

public String getAddress() {

return address;

}

public void setAddress(String address) {

this.address = address;

}

public String toString() {

return "Person [name=" + name + ", gender=" + gender

+ ", address=" + address + ", idNumber=" + idNumber + "]";

}

public static int numberOfPeople(){

return lastId;

}

}

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