1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
|
using System;
class DeclarationExpression
{
public static int Main ()
{
Out (out int o);
if (o != 3)
return 1;
if (Out (out int o1)) {
if (o1 != 3)
return 2;
}
Out (out int o2 = 2);
if (o2 != 3)
return 3;
Out (out var o3);
if (o3 != 3)
return 4;
Ref (ref int r = 2);
if (r != 7)
return 5;
Ref (ref ((var r2 = 3)));
if (r2 != 8)
return 6;
// Out2 (str: "b", v: out var o5);
// if (o5 != 9)
// return 7;
Out3 (out var o6 = 9m);
if (o6.GetType () != typeof (decimal))
return 8;
Console.WriteLine ("ok");
return 0;
}
static bool Out (out int value)
{
value = 3;
return true;
}
static bool Out2 (out int v, string str)
{
v = 9;
return true;
}
static void Out3<T> (out T t)
{
t = default (T);
}
static void Ref (ref int arg)
{
arg += 5;
}
}
|
