我从输出端得到一个错误消息,当我输入:199.99异常螺纹主力” java.util.InputMismatchException
Exception in thread "main" java.util.InputMismatchException
at java.util.Scanner.throwFor(Scanner.java:909)
at java.util.Scanner.next(Scanner.java:1530)
at java.util.Scanner.nextFloat(Scanner.java:2388)
at myproject2.Myproject2.main(Myproject2.java:11)
,但我的代码没有任何错误:
package myproject2;
import java.util.Scanner;
public class Myproject2 {
public static void main(String[] args) {
Scanner input = new Scanner(System.in);
System.out.print("Enter purchase amount: ");
double purchaseAmount = input.nextDouble();
double tax = purchaseAmount * 0.06;
System.out.println("Sales tax is " + (int)(tax * 100)/100.0);
}
}
请帮帮我!
嗯。堆栈跟踪显示“nextFloat”,但代码显示为“nextDouble”。你确定堆栈跟踪是通过运行该代码获得的吗? –
您是否输入了数字以外的其他输入? – Vamshi
你跑哪些场所?我想知道它是否期待“199,99”。 –