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14 lis 2023 · The index from end operator ^, which specifies that an index is relative to the end of a sequence. System.Range represents a sub range of a sequence. The range operator .., which specifies the start and end of a range as its operands. Let's start with the rules for indices. Consider an array sequence.
15 paź 2013 · For arrays you can use: Array.FindIndex<T>: int keyIndex = Array.FindIndex(words, w => w.IsKey); For lists you can use List<T>.FindIndex: int keyIndex = words.FindIndex(w => w.IsKey); You can also write a generic extension method that works for any Enumerable<T>: ///<summary>Finds the index of the first item matching an expression in an enumerable.
Searches for an element that matches the conditions defined by the specified predicate, and returns the zero-based index of the first occurrence within the range of elements in the Array that extends from the specified index to the last element. FindIndex<T>(T[], Int32, Int32, Predicate<T>)
Searches for the specified object and returns the index of its first occurrence in a one-dimensional array or in a range of elements in the array.
24 sty 2024 · The range operator… It accepts two operands, like x..y. However, either can be omitted. The former operand defines the start index (inclusive), while the latter is for the end index...
13 lut 2019 · The main purpose of introducing slicing into the language is to make working with arrays and strings easier. Currently, when you want to retrieve a fragment of an array (X elements from the array, located for instance in its middle), you can use LINQ, i.e. combination of Take and Skip methods.
7 gru 2012 · var array = new int[]{1, 2, 4, 10, 0, 2}; var index = array.MaxIndexOf(); var array = new double[]{1.0, 2.0, 4.0, 10.0, 0.0, 2.0}; var index = array.MaxIndexOf();
