/// <summary>
/// 绑定数据
/// </summary>
/// <typeparam name="T"></typeparam>
/// <typeparam name="TText"></typeparam>
/// <typeparam name="TValue"></typeparam>
/// <param name="ctrl">控件</param>
/// <param name="dataSource">数据源</param>
/// <param name="textField">文本字段</param>
/// <param name="valueField">键字段</param>
/// <returns></returns>
public static DropDownList BindData <T, TText, TValue>(this DropDownList ctrl, IEnumerable <T> dataSource, Expression <Func <T, TText> > textField, Expression <Func <T, TValue> > valueField)
{
return(ctrl.BindData(dataSource, textField, valueField, null));
}
