document.write("<div class=\"item\">    <div class=\"title\"><a href=\"http://www.itpow.com/c/2014/09/6304.asp\" target=\"_blank\"><span class=\"key\">DropDownList</span> 为 <span class=\"key\">Items</span>[<span class=\"key\">i</span>].<span class=\"key\">Selected</span> <span class=\"key\">设置</span>时<span class=\"key\">注意</span></a></div>    <div class=\"abstract\"><span class=\"pubDate\">2014年09月21日</span> DropDownList1.<span class=\"key\">Items</span>[0].<span class=\"key\">Selected</span> = true;DropDownList1.<span class=\"key\">Items</span>[1].<span class=\"key\">Selected</span> = true;DropDownList1 为下拉列表框</div>    <div class=\"url\"><a href=\"http://www.itpow.com/c/2014/09/6304.asp\" target=\"_blank\">http://www.itpow.com/c/2014/09/6304.asp</a></div></div><div class=\"item\">    <div class=\"title\"><a href=\"http://www.itpow.com/c/2009/12/C018B2Z7BKCUGEDC.asp\" target=\"_blank\">如何用 ObjectDataSource 绑定 <span class=\"key\">DropDownList</span>、CheckBoxList</a></div>    <div class=\"abstract\"><span class=\"pubDate\">2009年12月09日</span> 绑定 <span class=\"key\">DropDownList</span>、CheckBoxList 代码很类似。<span class=\"key\">DropDownList</span>&amp;lt;asp:<span class=\"key\">DropDownList</span> ID=&quot;_companyId&quot</div>    <div class=\"url\"><a href=\"http://www.itpow.com/c/2009/12/C018B2Z7BKCUGEDC.asp\" target=\"_blank\">http://www.itpow.com/c/2009/12/C018B2Z7BKCUGEDC.asp</a></div></div><div class=\"item\">    <div class=\"title\"><a href=\"http://www.itpow.com/c/2011/08/668HDPTH8L0LWR20.asp\" target=\"_blank\">将枚举填充到 <span class=\"key\">DropDownList</span> 下拉列表框</a></div>    <div class=\"abstract\"><span class=\"pubDate\">2011年08月10日</span> r (int <span class=\"key\">i</span> = 0; <span class=\"key\">i</span> &amp;lt; values.Length; <span class=\"key\">i</span>++)    {        string text = values.GetValue(<span class=\"key\">i</span>).ToStr</div>    <div class=\"url\"><a href=\"http://www.itpow.com/c/2011/08/668HDPTH8L0LWR20.asp\" target=\"_blank\">http://www.itpow.com/c/2011/08/668HDPTH8L0LWR20.asp</a></div></div><div class=\"item\">    <div class=\"title\"><a href=\"http://www.itpow.com/c/2013/05/5849.asp\" target=\"_blank\">将枚举绑定到 <span class=\"key\">DropDownList</span> 控件的教程</a></div>    <div class=\"abstract\"><span class=\"pubDate\">2013年05月28日</span> for (int <span class=\"key\">i</span> = 0; <span class=\"key\">i</span> &amp;lt; values.Length; <span class=\"key\">i</span>++){    string text = values.GetValue(<span class=\"key\">i</span>).ToString(</div>    <div class=\"url\"><a href=\"http://www.itpow.com/c/2013/05/5849.asp\" target=\"_blank\">http://www.itpow.com/c/2013/05/5849.asp</a></div></div><div class=\"item\">    <div class=\"title\"><a href=\"http://www.itpow.com/c/2021/03/15180.asp\" target=\"_blank\">误用 ListItem 的第三个参数，导致 <span class=\"key\">DropDownList</span> 项没显示</a></div>    <div class=\"abstract\"><span class=\"pubDate\">2021年03月05日</span> 在 ASP.NET 中，<span class=\"key\">DropDownList</span> 添加 ListItem 时，第三个参数是 enabled 的，误将其当作 <span class=\"key\">Selected</span> 属性用。当为 enabled 赋值为 false 时，虽然</div>    <div class=\"url\"><a href=\"http://www.itpow.com/c/2021/03/15180.asp\" target=\"_blank\">http://www.itpow.com/c/2021/03/15180.asp</a></div></div>")