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11 paź 2010 · C# 9 supports this directly: if (value is 1 or 2) however, in many cases: switch might be clearer (especially with more recent switch syntax enhancements). You can see this here, with the if (value is 1 or 2) getting compiled identically to if (value == 1 || value == 2).
7 kwi 2023 · The == (equality) and != (inequality) operators check if their operands are equal or not. Value types are equal when their contents are equal. Reference types are equal when the two variables refer to the same storage.
For example, two Point objects might be defined to be equivalent if pointA.X is equal to pointB.X and pointA.Y is equal to pointB.Y. For records, value equality means that two variables of a record type are equal if the types match and all property and field values match.
21 wrz 2024 · An if-statement tests for a possibility in C# programs. This statement (alongside "else") detects if an expression like "x == 10" evaluates to true. We can improve the performance of evaluating if-statements by placing the most common case first.
This tutorial covers the C# if statement and also covers if else statement. It also covers logical and relation operators such as and, not, equal to.
12 paź 2023 · In C#, two primary conditional branching statements are used: the if statement and the switch statement. This article will introduce the use of the if statement with multiple conditions to return a statement in C#.
28 wrz 2008 · Equals() performs an equality test, and will return true if the two objects consider themselves equal. Identity testing is faster, so you can use it when there's no need for more expensive equality tests.
