Class IEnumerableExtensions
IEnumerable<T> extension methods.
Namespace: Neon.Common
Assembly: Neon.Common.dll
Syntax
public static class IEnumerableExtensionsMethods
IsEmpty<T>(IEnumerable<T>, Func<T, bool>)
Determines whether an IEnumerable is empty.
Declaration
public static bool IsEmpty<T>(this IEnumerable<T> items, Func<T, bool> predicate = null)Parameters
| Type | Name | Description |
|---|---|---|
| IEnumerable<T> | items | The items to be tested. |
| Func<T, bool> | predicate | Optional item selector. |
Returns
| Type | Description |
|---|---|
| bool |
|
Type Parameters
| Name | Description |
|---|---|
| T | The enumeration value type. |
SelectRandom<T>(IEnumerable<T>, int)
Selects one or more randomly selected items from an enumeration.
Declaration
public static IEnumerable<T> SelectRandom<T>(this IEnumerable<T> items, int count = 1)Parameters
| Type | Name | Description |
|---|---|---|
| IEnumerable<T> | items | The source items. |
| int | count | The number of values to be returned (defaults to 1. |
Returns
| Type | Description |
|---|---|
| IEnumerable<T> | The randomly selected items as an enumeration. |
Type Parameters
| Name | Description |
|---|---|
| T | The value type. |
Exceptions
| Type | Condition |
|---|---|
| ArgumentException | Thrown if |