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/// <summary>
/// 插入SQL时替换字符
/// </summary>
/// <param name="str"></param>
/// <returns></returns>
public static string Encode(string str)
{
str = str.Replace("'", "''");
str = str.Replace("\"", """);
str = str.Replace("<", "<");
str = str.Replace(">", ">");
str = str.Replace("\n", "<br>");
str = str.Replace("“", "“");
str = str.Replace("”", "”");
return str;
}
/// <summary>
/// 取SQL值时还原字符
/// </summary>
/// <param name="str"></param>
/// <returns></returns>
public static string Decode(string str)
{
str = str.Replace("”", "”");
str = str.Replace("“", "“");
str = str.Replace("<br>", "\n");
str = str.Replace(">", ">");
str = str.Replace("<", "<");
str = str.Replace(""", "\"");
str = str.Replace("''", "'");
return str;
}
/// <summary>
/// 过滤字符串中的html代码
/// </summary>
/// <param name="Str"></param>
/// <returns>返回过滤之后的字符串</returns>
public static string LostHTML(string Str)
{
string Re_Str = "";
if (Str != null)
{
if (Str != string.Empty)
{
string Pattern = "<\\/*[^<>]*>";
Re_Str = Regex.Replace(Str, Pattern, "");
}
}
return (Re_Str.Replace("\\r\\n", "")).Replace("\\r", "");
}