Question

如何获取访问者的ip地址

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Answer 1

/// <summary>
/// 获得当前页面客户端的IP
/// </summary>
/// <returns>当前页面客户端的IP</returns>
public string GetIP()
{
string result = String.Empty;

result = HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"];
if (string.IsNullOrEmpty(result))
{
result = HttpContext.Current.Request.ServerVariables["REMOTE_ADDR"];
}
if (string.IsNullOrEmpty(result))
{
result = HttpContext.Current.Request.UserHostAddress;
}
if (string.IsNullOrEmpty(result))
{
return "127.0.0.1";
}
return result;