AnyOfType
Determines if there is an element of a given type inside a collection.
Source
namespace System.Collections;
public static class EnumerableExtensions
{
/// <summary>
/// Determines if there is an element of type <typeparam name="T"> </typeparam> inside a <see cref="IEnumerable" />.
/// </summary>
/// <typeparam name="T">Actual type to look for</typeparam>
/// <param name="source">Source collection.</param>
/// <returns>True if there is an element whose type is <typeparam name="T"/></returns>
public static bool AnyOfType<T>(this IEnumerable source)
{
foreach (var obj in source)
{
if (obj is T)
{
return true;
}
}
return false;
}
}
Example
object[] myList = new object[]
{
"Hello",
1,
new StringBuilder()
};
Console.WriteLine(myList.AnyOfType<string>()); // Returns true
Console.WriteLine(myList.AnyOfType<bool>()); // Returns false
Author: Maxime Poulain
Submitted on: 22 jun. 2022
Language: csharp
Type: System.Collections.IEnumerable
Views: 4575