คำถามคือผมสร้างข้อมูลไปเก้บใน array ได้แล้ว ที่นี้จะนำข้อมูลดึงออกมาแก้ไขยังไงครับผม หลังจาก พิมข้อมูลลงไป และผมจะลบข้อมูลได้ยังไงครับผม ผมงงแทบตายแล้วครับ
import java.io.*;
class num4
{
static String a[][] =new String [100][4];
public static void main(String[] args) throws IOException
{
System.out.println("Wellcome To Video Shop Please Login : ");
String user="admin",pass="123456";
System.out.println("Please Login : ");
System.out.print("Username : ");
String user1=re();
System.out.print("Password : ");
String pass1=re();
if (user1.equals(user)&&pass1.equals(pass))
{
menu();
}
else
{
System.out.println("GOOD Bye");
}
}
public static void menu() throws IOException
{
System.out.println("Chose Video Menu");
System.out.println("1. Create Data Video");
System.out.println("2. Insert, update, delete record");
System.out.println("3. search by VDO_code");
System.out.println("4. report by DATE, CUST_CODE, VIDEO_TITLE");
System.out.println("Please select");
int data=Integer.parseInt(re());
switch (data)
{
case 1 :
creat();
break;
case 2 :
//update();
break;
case 3 :
//withdraw();
break;
case 4 :
//imquiry();
break;
default :
System.exit(0);
}
}
public static void creat() throws IOException
{
int i =0;
String b;
while (i<100)
{
if (a
{
i++;
continue;
}
System.out.print("Number VDO : ");
a System.out.print("Name VDO : ");
a[1] =re();
System.out.print("Code VDO : ");
a[2]=re();
System.out.print("Date VDO : ");
a[3]=re();
System.out.println(" Detail Video Numver"+a- +"\n\n Name"+a[1]+"\n\n Code "+a[2]+"\n\n Date"+a[3]);
System.out.println(".........................................................................");
System.out.print("Add Video More !!! Y/N ");
b=re();
if
(b.equalsIgnoreCase("y"))
{
i++;
}
else
if (b.equalsIgnoreCase("n"))
{
menu();
}
else System.exit(0);
}
}
static String re()throws IOException
{
BufferedReader br=new BufferedReader (new InputStreamReader(System.in));
return br.readLine();
}
}
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