Index Struct
Definition
Important
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Represents a type that can be used to index a collection either from the beginning or the end.
public value class Index : IEquatable<Index>
public readonly struct Index : IEquatable<Index>
type Index = struct
Public Structure Index
Implements IEquatable(Of Index)
- Inheritance
- Implements
Remarks
Index
is used by the C# compiler to support the ^
or "index from end" operator:
int[] someArray = new int[5] { 1, 2, 3, 4, 5 };
int lastElement = someArray[^1]; // lastElement = 5
Constructors
Index(Int32, Boolean) |
Initializes a new Index with a specified index position and a value that indicates if the index is from the beginning or the end of a collection. |
Properties
End |
Gets an Index that points beyond the last element. |
IsFromEnd |
Gets a value that indicates whether the index is from the start or the end. |
Start |
Gets an Index that points to the first element of a collection. |
Value |
Gets the index value. |
Methods
Equals(Index) |
Returns a value that indicates whether the current object is equal to another Index object. |
Equals(Object) |
Indicates whether the current Index object is equal to a specified object. |
FromEnd(Int32) |
Creates an Index from the end of a collection at a specified index position. |
FromStart(Int32) |
Creates an Index from the specified index at the start of a collection. |
GetHashCode() |
Returns the hash code for this instance. |
GetOffset(Int32) |
Calculates the offset from the start of the collection using the specified collection length. |
ToString() |
Returns the string representation of the current Index instance. |
Operators
Implicit(Int32 to Index) |
Converts an integer number to an Index. |
Applies to
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