RandomSubsetExtensionRandomSubsetT Method (IEnumerableT, Int32, Random) |
Returns a sequence of a specified size of random elements from the
original sequence. An additional parameter specifies a random
generator to be used for the random selection algorithm.
Namespace:
MoreLinq.Extensions
Assembly:
MoreLinq (in MoreLinq.dll) Version: 3.0.0
Syntax public static IEnumerable<T> RandomSubset<T>(
this IEnumerable<T> source,
int subsetSize,
Random rand
)
<ExtensionAttribute>
Public Shared Function RandomSubset(Of T) (
source As IEnumerable(Of T),
subsetSize As Integer,
rand As Random
) As IEnumerable(Of T)
public:
[ExtensionAttribute]
generic<typename T>
static IEnumerable<T>^ RandomSubset(
IEnumerable<T>^ source,
int subsetSize,
Random^ rand
)
[<ExtensionAttribute>]
static member RandomSubset :
source : IEnumerable<'T> *
subsetSize : int *
rand : Random -> IEnumerable<'T>
Parameters
- source
- Type: System.Collections.GenericIEnumerableT
The sequence from which to return random elements. - subsetSize
- Type: SystemInt32
The size of the random subset to return. - rand
- Type: SystemRandom
A random generator used as part of the selection algorithm.
Type Parameters
- T
- The type of source sequence elements.
Return Value
Type:
IEnumerableT
A random sequence of elements in random order from the original
sequence.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type
IEnumerableT. When you use instance method syntax to call this method, omit the first parameter. For more information, see
Extension Methods (Visual Basic) or
Extension Methods (C# Programming Guide).
See Also