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Question marks have different meaning in C# depending on the context. The Null-Conditional Operator (MSDN, What does the question mark in member access mean in C#?) Console.Write(myObject?.Items?[0].ToString());
25 lip 2023 · The conditional operator ?:, also known as the ternary conditional operator, evaluates a Boolean expression and returns the result of one of the two expressions, depending on whether the Boolean expression evaluates to true or false, as the following example shows:
It's the null conditional operator. It basically means: "Evaluate the first operand; if that's null, stop, with a result of null. Otherwise, evaluate the second operand (as a member access of the first operand)."
C# Question Mark Operator & Examples. C# has a shortened version of an if else command. The use of it is very easy, if you understand it once. Notice: The condition must evaluate to true or false. If condition is true, first_expression is evaluated and becomes the result.
31 lip 2024 · C# operators that you use to access type members or null-conditionally access type members. These operators include the dot operator - `.`, indexers - `[`, `]`, `^` and `..`, and invocation - `(`, `)`.
10 gru 2015 · For this article on question marks in C#, however, it is enough to simply show how the question mark is used, which was done in that example above. Null-Conditional Member Access Operator ( ?. This much-needed operator was new for C# 6.0 (Visual Studio 2015).
20 sie 2024 · The question mark in C# plays a crucial role in indicating nullable types, working with the conditional operator, and handling potential null results in LINQ queries. Understanding how and where to use the question mark is essential for writing robust and concise C# code.
