public static BufferedReader reader = new BufferedReader (new InputStreamReader(System.in));
public static int recno=0, recsize, choice, i=0, k=1;
public static String ans;
public static void main (String args[]) throws IOException
{
System.out.print("Enter Number of Records: ");
recsize = Integer.parseInt(reader.readLine());
String EmpNo[] = new String[recsize];
String EmpName[] = new String[recsize];
String Salary[] = new String[recsize];
display_menu(EmpNo, EmpName, Salary,recno);
}
我怎么能重复这个? System.out.print(" \ n你想看下一条记录吗?[按p]");例如,我将放置3条记录,并希望查看其他先前的记录,直到我到达第一条记录。
public static void pre_Rec(String EmpNo[], String EmpName[], String Salary[], int recno) throws IOException{
String pre;
System.out.print("\nEmployee Number: "+EmpNo[recno]);
System.out.print("\nEmployee Number: "+EmpName[recno]);
System.out.print("\nEmployee Number: "+Salary[recno]);
System.out.print("\nDo you want to see the next record ? [press p]");
pre = reader.readLine();
if(pre!="p"){
recno--;
System.out.print("\nEmployee Number: "+EmpNo[recno]);
System.out.print("\nEmployee Number: "+EmpName[recno]);
System.out.print("\nEmployee Number: "+Salary[recno]);
}
System.out.println ("\n\nDo you want to go back in the Display Menu ? [y/n]: ");
ans = reader.readLine();
if (ans.equals("y")){
display_menu(EmpNo, EmpName, Salary,recno);
}
else{
System.out.println("Thank You for Using this Program!");
}
}
答案 0 :(得分:1)
您好我想帮助您,但您的描述非常模糊且令人困惑,请您列出一份说明此计划要执行的步骤的列表。我看了你的代码,我可以从你的描述中收集这可能会有所帮助。
Scanner scanner = new Scanner(System.in);
System.out.print("Enter Number of Records: ");
int numOfRecords = scanner.nextInt();
for(int x = 0; x <= numOfRecords; x++) {
String EmpNo[] = new String[numOfRecords];
String EmpName[] = new String[numOfRecords];
String Salary[] = new String[numOfRecords];
}
//Whatever else you want to do