[Solved] How to add a char every X specific char in C# [closed]
An alternative to the StringBuilder approach: static class StringExt { public static string InsertAfterEvery( this string source, string insert, int every, string find) { int numberFound = 0; int index = 0; while (index < source.Length && index > -1) { index = source.IndexOf(find, index) + find.Length; numberFound++; if (numberFound % every == 0) { … Read more