研究了有关此异常的许多主题,但没有运气。我的简单代码: string t = Path.GetTempFileName();
t = t.Remove(t.Length - 11, 11);
var q = Directory.EnumerateFiles(t, "tmp????.tmp");
var f = q.ToList();
f
在此示例中从不抛出IO异常。 public static void main(String[] args){
double r = 0;
System.out.println("Please enter radius of a circle");
try{
Scanner sc = new Scanner(System.in);
r = sc.