This method is used to confirm that the information entered by the user is not malicious
Author：Eve Cole
Update Time：2009-07-01 16:26:11
参照petshop 4.0
/// <summary>
/// 此方法用于确认用户输入的不是恶意信息
/// </summary>
/// <param name="text">用户输入信息</param>
/// <param name="maxLength">输入的最大长度</param>
/// <returns>处理后的输入信息</returns>
public static string InputText(string text, int maxLength) {
text = text.Trim();
if (string.IsNullOrEmpty(text))
return string.Empty;
if (text.Length > maxLength)
text = text.Substring(0, maxLength);
//将网页中非法和有攻击性的符号替换掉，以防sql注入！返回正常数据
text = Regex.Replace(text, "[\s]{2,}", " "); // 2个或以上的空格
text = Regex.Replace(text, "(<[b|B][r|R]/*>)+|(<[p|P](.|\n)*?>)", "n"); //<br> html换行符
text = Regex.Replace(text, "(\s*&[n|N][b|B][s|S][p|P];\s*)+", " "); // html空格符
text = Regex.Replace(text, "<(.|\n)*?>", string.Empty); // 任何其他的标签
text = text.Replace("'", "''");// 单引号
return text;
}
http://www.cnblogs.com/wang123/archive/2007/01/16/622035.html
