查出特殊符号并取值

查找是否有逗号并取值

 1private string StrCheckBox(string checkbox)
 2        {
 3            string result = string.Empty;
 4            int cnt = 0;
 5            int idx = 0;//是否找到,
 6            for (int i = 0; i < checkbox.Length; )
 7            {
 8                idx = checkbox.IndexOf(",", i);
 9                if (idx >= 0)
10                {
11                    cnt++;
12                    i = idx + 1;
13                }
14                else
15                {
16                    break;
17                }
18            }
19            string[] str = new string[cnt + 1];
20
21
22            for (int i = 0, j = 0; i < checkbox.Length && j < cnt + 1; j++)
23            {
24                idx = checkbox.IndexOf(",", i);
25                if (idx >= 0)
26                {
27                    str[j] = checkbox.Substring(i, idx - i);
28                    i = idx + 1;
29                }
30                else
31                {
32                    str[j] = checkbox.Substring(i, checkbox.Length - i);
33                }
34            }
35}