Created
September 22, 2023 13:53
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C# String ReplaceFirst
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| public static class StringExtensions | |
| { | |
| public static string ReplaceFirst(this string target, string oldString, string newString) | |
| { | |
| int start = target.IndexOf(oldString); | |
| if (start < 0) | |
| return target; | |
| int end = start + oldString.Length; | |
| return target[..start] + newString + target[end..]; | |
| } | |
| } |
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