时间:2016-02-15 21:58 来源: 我爱IT技术网 作者:佚名
欢迎您访问我爱IT技术网,今天小编为你分享的编程技术是:【asp.net Javascript获取CheckBoxList的value】,下面是详细的讲解!
asp.net Javascript获取CheckBoxList的value
[ToolboxData("<{0}:CheckBoxListEx runat=\"server\"></{0}:CheckBoxListEx>")]
public class CheckBoxListEx : CheckBoxList,IRepeatInfoUser
{
void IRepeatInfoUser.RenderItem(ListItemType itemType, int repeatIndex, RepeatInfo repeatInfo, HtmlTextWriter writer)
{
string clientID=UniqueID + this.ClientIDSeparator + repeatIndex.ToString(NumberFormatInfo.InvariantInfo); //var
writer.WriteBeginTag("input");
writer.WriteAttribute("type", "checkbox");
writer.WriteAttribute("name", UniqueID + this.IdSeparator + repeatIndex.ToString(NumberFormatInfo.InvariantInfo));
writer.WriteAttribute("id", clientID);
writer.WriteAttribute("value", Items[repeatIndex].Value);
if (Items[repeatIndex].Selected)
writer.WriteAttribute("checked", "checked");
System.Web.UI.AttributeCollection attrs=Items[repeatIndex].Attributes;
foreach (string key in attrs.Keys)
{
writer.WriteAttribute(key, attrs[key]);
}
writer.Write("/>");
writer.Write("<label for='" + clientID + "'>");
writer.Write(Items[repeatIndex].Text);
writer.Write("</label>");
}
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