检查用户是否输入整数或字符串
接受用户输入并检查用户输入的是字符串还是整数。。。需要 帮助如果用户输入字符串,请再次输入整数
while(menu!=5)
{
System.out.println("\nWelcome To Stavan Shah's Handy Calculator");
System.out.println("\n 1. Addition");
System.out.println("\n 2. Subtraction");
System.out.println("\n 3. Multiplication");
System.out.println("\n 4. Division");
System.out.println("\n 5. Exit");
Scanner sc = new Scanner(System.in);
System.out.println("\nWhat Would you Like To Do :- ");
c = sc.nextInt();
switch(c)
}
public static void pauseprog(){
System.out.println("Press Enter Key To Continue...");
Scanner sc = new Scanner(System.in);
sc.nextLine();
}
}
# 1 楼答案
以下代码仅接受1-5之间的输入:
# 2 楼答案
你可以用这样的东西