C# switch 的另类用法

 

switch 的另类用法

 

int score = 0;
Console.WriteLine("请输入成绩：");
score = Convert.ToInt32(Console.ReadLine());

string grade = (score / 10) switch
{
>= 9 => "A",
8 => "B",
7 => "C",
<= 6 => "D"

};

Console.WriteLine(grade);