using System;
class Class1
{
int i=100;
static void F(ref int a, ref int b)
{
a = 20;
b = 30;
i ++;
Console.WriteLine("a={0}, b={1}, i={2}",a,b,i);
}
static public void Main()
{
F(ref i, ref i);
Console.WriteLine("int i = {0}", i);
}
}
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编译不通过
using System; class Class1 { int i=100; static void F(ref int a, ref int b) { a = 20; b = 30; i ++; Console.WriteLine("a={0}, b={1}, i={2}",a,b,i); } static public void Main() { F(ref i, ref i); Console.WriteLine("int i = {0}", i); } }