Filter string
static public string HtmlEncode(string str)
{
str = str.Replace("&", "&");
str = str.Replace("str = str.Replace(">", ">");
str = str.Replace("'", "''");
str = str.Replace("*", "");
str = str.Replace("n", "
");
str = str.Replace("rn", "
");
//str = str.Replace("?","");
str = str.Replace("select", "");
str = str.Replace("insert", "");
str = str.Replace("update", "");
str = str.Replace("delete", "");
str = str.Replace("create", "");
str = str.Replace("drop", "");
str = str.Replace("delcare", "");
if (str.Trim().ToString() == "") { str = "无"; }
return str.Trim();
}
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