Common notions of value ordering implementing the IComparer interface, for constructing sorted data structures and performing sorting operations.
Function or value | Description |
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ExampleCreate and use a comparer using the given function: let comparer = ComparisonIdentity.FromFunction(fun i1 i2 -> compare (i1%5) (i2%5)) comparer.Compare(7, 2)Evaluates to 0 because 7 and 2 compare as equal using to the provided function.
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Full Usage:
NonStructural
Returns: IComparer<^T>
An object implementing IComparer using NonStructuralComparison.Compare.
Modifiers: inline Type parameters: ^T |
ExampleCreate and use a comparer using structural comparison: let comparer = ComparisonIdentity.NonStructural<System.DateTime> comparer.Compare(System.DateTime.Now, System.DateTime.Today)Evaluates to 1 .
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Full Usage:
Structural
Returns: IComparer<'T>
An object implementing IComparer using Operators.compare.
Modifiers: inline Type parameters: 'T |
ExampleCreate and use a comparer using structural comparison: let compareTuples = ComparisonIdentity.Structural<int * int> compareTuples.Compare((1, 4), (1, 5))Evaluates to -1 .
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