有关checkedListBox1的操作(C/S)

Question

         //其实我就是想获取选种的为1没选种的为0 但是报错说我超出索引
            string[] b = { };
           int a = checkedListBox1.Items.Count;//选项总数
            for (int i = 0; i < a; i++)
            {
                string ok = checkedListBox1.GetItemCheckState(i).ToString();
                if (ok == "Checked")//已选
                {
                    b[i] = "1";
                }
                if (ok == "Unchecked")//未选
                {
                    b[i] = "0";
                }
            }

Answer 1

         //其实我就是想获取选种的为1没选种的为0 但是报错说我超出索引
           　string[] b ;
           int a = checkedListBox1.Items.Count;//选项总数
             b=new string[a];
            for (int i = 0; i < a; i++)
            {
                string ok = checkedListBox1.GetItemCheckState(i).ToString();
                if (ok == "Checked")//已选
                {
                    b[i] = "1";
                }
                if (ok == "Unchecked")//未选
                {
                    b[i] = "0";
                }
            }