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  1. public class Test {
  2. 	public static void Main() => System.Console.WriteLine(IndexOf("Olá planeta terra, você é um grande planeta", 'e', 9));
  3. 	static int IndexOf(string haystack, char needle, int offset) {
  4. 		for (int i = offset; i < haystack.Length; i++) if (haystack[i] == needle) return i;
  5. 		return -1;
  6. 	}
  7. }
  8.  
  9. //https://pt.stackoverflow.com/q/567447/101
Success #stdin #stdout 0.04s 24344KB
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13
https://ideone.com/PLpE5y
language:
C# (gmcs 5.20.1)
created:
3 years ago
visibility:
secret

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