Fix invalid code in extension members example (#45983)

KnapSac · web-flow · commit 88784e808aff · 2025-05-02T10:19:38.000-04:00
diff --git a/docs/csharp/whats-new/csharp-14.md b/docs/csharp/whats-new/csharp-14.md
@@ -52,7 +52,7 @@ public static class Enumerable
         public static IEnumerable<TSource> Combine(IEnumerable<TSource> first, IEnumerable<TSource> second) { ... }
 
         // static extension property:
-        public static IEnumerable<TSource> Identity => yield return default;
+        public static IEnumerable<TSource> Identity => Enumerable.Empty<TSource>();
     }
 }
 ```

Original file line number	Diff line number	Diff line change
`@@ -52,7 +52,7 @@ public static class Enumerable`
`52`	`52`	`public static IEnumerable<TSource> Combine(IEnumerable<TSource> first, IEnumerable<TSource> second) { ... }`
`53`	`53`
`54`	`54`	`// static extension property:`
`55`		`- public static IEnumerable<TSource> Identity => yield return default;`
	`55`	`+ public static IEnumerable<TSource> Identity => Enumerable.Empty<TSource>();`
`56`	`56`	`}`
`57`	`57`	`}`
`58`	`58`	```