// </summary>
/// <param name="var_name"></param>
/// <param name="exp"></param>
/// <returns>return string</returns>
public static string GetVarName<T>(this T var_name, System.Linq.Expressions.Expression<Func<T, T>> exp)
{
return ((System.Linq.Expressions.MemberExpression)exp.Body).Member.Name;
}
原文地址:http://www.cnblogs.com/gongy/p/lm-2015-04-03.html