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Fluent Assertions Documentation
[Root] / FluentAssertions Assembly / FluentAssertions.Primitives Namespace / StringAssertions<TAssertions> Class / NotContainEquivalentOf Method / NotContainEquivalentOf(String,String,Object[]) Method
The string that the subject is not expected to contain.
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
    NotContainEquivalentOf(String,String,Object[]) Method
    In This Topic
    Asserts that a string does not contain the specified unexpected string, including any leading or trailing whitespace, with the exception of the casing.
    Syntax
    public AndConstraint<TAssertions> NotContainEquivalentOf( 
   string unexpected,
   string because,
   params object[] becauseArgs
)

    Parameters

    unexpected
    The string that the subject is not expected to contain.
    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

    StringAssertions<TAssertions> Class
    StringAssertions<TAssertions> Members
    Overload List

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