2025-05-12 02:48:54 +03:00
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/*
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* Author: Nikolay Dvurechensky
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* Site: https://www.dvurechensky.pro/
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* Gmail: dvurechenskysoft@gmail.com
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* Last Updated: 12 мая 2025 02:47:11
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* Version: 1.0.3
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*/
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using System;
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2024-10-05 09:59:53 +03:00
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using System.Linq;
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/*
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* Оператор условного NULL ?.
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*/
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class Program
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{
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static int[] GetArray()
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{
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int[] myArray = null;
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return myArray;
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}
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static void Main()
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{
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int[] myArray = GetArray();
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// ?. - проверяет равна ли сумма null или не равна
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// ?? - оператор объединения с null
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Console.WriteLine(myArray?.Sum() ?? -1);
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Console.ReadKey();
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}
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}
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