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Fluent Assertions Documentation
FluentAssertions Assembly / FluentAssertions.Primitives Namespace / DateTimeRangeAssertions<TAssertions> Class / Before Method
The System.DateTime to compare the subject with.
A formatted phrase as is supported by System.String.Format(System.String,System.Object[]) explaining why the assertion is needed. If the phrase does not start with the word because, it is prepended automatically.
Zero or more objects to format using the placeholders in because.
In This Topic
    Before Method (DateTimeRangeAssertions<TAssertions>)
    In This Topic
    Asserts that a System.DateTime occurs a specified amount of time before another System.DateTime.
    Syntax
    public AndConstraint<TAssertions> Before( 
   DateTime target,
   string because,
   params object[] becauseArgs
)

    Parameters

    target
    The System.DateTime to compare the subject with.
    because
    A formatted phrase as is supported by System.String.Format(System.String,System.Object[]) explaining why the assertion is needed. If the phrase does not start with the word because, it is prepended automatically.
    becauseArgs
    Zero or more objects to format using the placeholders in because.
    Supported Frameworks

    .NET: net5.0, net5.0-windows, net6.0, net6.0-macos, net6.0-windows, net7.0, net7.0-macos, net7.0-windows, net8.0, net8.0-browser, net8.0-macos, net8.0-windows, net9.0, net9.0-browser, net9.0-macos, net9.0-windows, net10.0, net10.0-browser, net10.0-macos, net10.0-windows.

    .NET Standard: netstandard2.0, netstandard2.1.

    .NET Framework: net40, net403, net45, net451, net452, net46, net461, net462, net463, net47, net471, net472, net48, net481.

    See Also

    Reference

    DateTimeRangeAssertions<TAssertions> Class
    DateTimeRangeAssertions<TAssertions> Members

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