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7 paź 2012 · Consider the example of AllIndexesOf("11111", "11"). This returns (0, 2), because it searches from the end of the original 11 at index 0, and then from index 2 onwards. The actual answer should be (0, 1, 2, 3) as it is possible to find 11 from all of these indexes.
29 paź 2013 · A concise way to find these indexes using LINQ: public static IEnumerable<int> FindIndexes(string text, string query) { return Enumerable.Range(0, text.Length - query.Length) .Where(i => query.Equals(text.Substring(i, query.Length)); }
2 kwi 2012 · Since you're running in .NET 2.0, I'd say using IndexOf is one of the most straight forward ways to solve the problem: public static int CountOccurences(string input, string pattern) {. int count = 0; int i = 0; while (i = input.IndexOf(pattern, i) != -1) count++; return count; }
The following example finds the index of all occurrences of the string "he" within a substring of another string. Note that the number of characters to be searched must be recalculated for each search iteration.
The String IndexOf () method returns the index of the first occurrence of the specified character/substring within the string. In this tutorial, we will learn about the C# String IndexOf () method with the help of examples.
The IndexOf and LastIndexOf methods in C# allow you to find the position of a character or substring within a string. Both methods return the zero-based index of the first or last occurrence of the search value, or -1 if it's not found. In this tutorial, we'll explore how to use these methods effectively. IndexOf.
11 kwi 2023 · The .IndexOf() method is a string method that returns the index of the first occurrence of a specified character or substring in a given string. If the character or substring is not found, it returns -1 .
