dammit operator

English

Noun

dammit operator (plural dammit operators)

  1. (programming, slang) The operator ! in the C# programming language, used to indicate to the compiler that a possibly null reference will not be null at that point.
    • 2019, Ian Griffiths, Programming C# 8.0: Build Cloud, Web, and Desktop Applications (page 119)
      If you have a reference that the compiler presumes could be null […] but which you have good reason to believe will never be null, you can tell the compiler this by using the null forgiving operator […] It is sometimes known informally as the dammit operator, because being an exclamation mark makes it look like a slightly exasperated kind of assertion.
    • 2019, Paul Michaels, Dirk Strauss, Jas Rademeyer, C# 8 and .NET Core 3 Projects Using Azure (page 63)
      However, C# 8 does have a feature (which I've heard referred to as the dammit operator) that allows you to insist that, despite what the compiler believes, you know the variable will not be null; […]
    • 2023, Steve Love, The C# Type System (page 66)
      When we've filtered out all the null elements from our collection, we apply the dammit operator to the argument for ToTitleCase, as shown in Listing 2-34.
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