关于Vector的问题

String t0;
for (int j=0;j<check.length;j++)
{
//准备数据
    String[] row = new String[5];           //----------notice here
    row[0] = s[Integer.parseInt(check[j])];
    row[1] = Oper_CN;
    row[2] = Oper_CN;
    row[3] = oper_cno;
    row[4] = oper_uid;
    V.addElement(row);
   ......
}
..........