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copied!<p>EDIT: A more structured approach, including all escape sequences for <code>string</code>s and <code>char</code>s. <br> Doesn't replace unicode characters with their literal equivalent. Doesn't cook eggs, either.</p> <pre><code>public class ReplaceString { static readonly IDictionary<string, string> m_replaceDict = new Dictionary<string, string>(); const string ms_regexEscapes = @"[\a\b\f\n\r\t\v\\""]"; public static string StringLiteral(string i_string) { return Regex.Replace(i_string, ms_regexEscapes, match); } public static string CharLiteral(char c) { return c == '\'' ? @"'\''" : string.Format("'{0}'", c); } private static string match(Match m) { string match = m.ToString(); if (m_replaceDict.ContainsKey(match)) { return m_replaceDict[match]; } throw new NotSupportedException(); } static ReplaceString() { m_replaceDict.Add("\a", @"\a"); m_replaceDict.Add("\b", @"\b"); m_replaceDict.Add("\f", @"\f"); m_replaceDict.Add("\n", @"\n"); m_replaceDict.Add("\r", @"\r"); m_replaceDict.Add("\t", @"\t"); m_replaceDict.Add("\v", @"\v"); m_replaceDict.Add("\\", @"\\"); m_replaceDict.Add("\0", @"\0"); //The SO parser gets fooled by the verbatim version //of the string to replace - @"\""" //so use the 'regular' version m_replaceDict.Add("\"", "\\\""); } static void Main(string[] args){ string s = "here's a \"\n\tstring\" to test"; Console.WriteLine(ReplaceString.StringLiteral(s)); Console.WriteLine(ReplaceString.CharLiteral('c')); Console.WriteLine(ReplaceString.CharLiteral('\'')); } } </code></pre>

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