如何将RTF转换为纯文本？

Question

我已经获得了一个相当大的excel文件,每行包含来自我们的oracle数据库的一个clob转储,其中一个可能如下所示:

{\rtf1\ansi\deff0\deftab708{\fonttbl{\f0\fnil\fcharset0 Courier New;}{\f1\fnil\fcharset0 Arial;}{\f2\fnil\fcharset0 MS Sans Serif;}{\f3\fnil\fcharset0 Times New Roman;}{\f4\fnil\fcharset238 Times New Roman CE;}{\f5\fnil\fcharset204 Times New Roman Cyr;}{\f6\fnil\fcharset161 Times New Roman Greek;}{\f7\fnil\fcharset162 Times New Roman Tur;}{\f8\fnil\fcharset186 Times New Roman Baltic;}}{\colortbl\red0\green0\blue0;\red255\green0\blue0;\red0\green0\blue255;\red0\green255\blue255;\red0\green255\blue0;\red255\green0\blue255;\red128\green0\blue128;\red255\green255\blue0;\red255\green255\blue255;\red0\green0\blue128;\red0\green128\blue128;\red0\green128\blue0;\red128\green128\blue0;\red128\green0\blue0;\red128\green128\blue128;\red255\green255\blue255;}\paperw11906\paperh16838\margl1417\margr1417\margt1417\margb1417{\*\pnseclvl1\pnucrm\pnstart1\pnhang\pnindent720{\pntxtb}{\pntxta{.}}}{\*\pnseclvl2\pnucltr\pnstart1\pnhang\pnindent720{\pntxtb}{\pntxta{.}}}{\*\pnseclvl3\pndec\pnstart1\pnhang\pnindent720{\pntxtb}{\pntxta{.}}}{\*\pnseclvl4\pnlcltr\pnstart1\pnhang\pnindent720{\pntxtb}{\pntxta{)}}}{\*\pnseclvl5\pndec\pnstart1\pnhang\pnindent720{\pntxtb{(}}{\pntxta{)}}}{\*\pnseclvl6\pnlcltr\pnstart1\pnhang\pnindent720{\pntxtb{(}}{\pntxta{)}}}{\*\pnseclvl7\pnlcrm\pnstart1\pnhang\pnindent720{\pntxtb{(}}{\pntxta{)}}}{\*\pnseclvl8\pnlcltr\pnstart1\pnhang\pnindent720{\pntxtb{(}}{\pntxta{)}}}{\*\pnseclvl9\pnlcrm\pnstart1\pnhang\pnindent720{\pntxtb{(}}{\pntxta{)}}}{\pard\ql\li0\fi0\ri0\sb0\sl\sa0 \plain\f3\fs24\cf0 FOO FOO FOO \'85\'85. \'85\'85..}}

现在,通过将这些数据放入System.Windows.Forms.RichTextBox's .Rtf然后读出它的.Text值,我得到一个简单的转换.但是,不知怎的,它带来了它的新线.

我试过删除它们

rtf.Replace("\n", "").Replace("\r", "").Replace(Environment.NewLine, "")

但它似乎没有帮助.

有谁知道如何将富文本格式转换为单行 纯文本？

Answer 1

看一下这个例子,提取的代码用于保存.

更新 - 从VB.NET程序复制并粘贴错误 - 对不起伙计.

class ConvertFromRTF
{
    static void Main()
    {

        string path = @"test.rtf";

        //Create the RichTextBox. (Requires a reference to System.Windows.Forms.dll.)
        using(System.Windows.Forms.RichTextBox rtBox = new System.Windows.Forms.RichTextBox());
        {

            // Get the contents of the RTF file. Note that when it is 
           // stored in the string, it is encoded as UTF-16. 
            string s = System.IO.File.ReadAllText(path);

            // Convert the RTF to plain text.
            rtBox.Rtf = s;
            string plainText = rtBox.Text;

            // Now just remove the new line constants
            plainText = plainText.Replace("\r\n", ",");

            // Output plain text to file, encoded as UTF-8.
            System.IO.File.WriteAllText(@"output.txt", plainText);
        }
    }
}