diff --git a/core-kotlin/src/main/kotlin/com/baeldung/generic/Reified.kt b/core-kotlin/src/main/kotlin/com/baeldung/generic/Reified.kt
new file mode 100644
index 0000000000..37a632fe41
--- /dev/null
+++ b/core-kotlin/src/main/kotlin/com/baeldung/generic/Reified.kt
@@ -0,0 +1,6 @@
+inline fun <reified T> Iterable<*>.filterIsInstance() = filter { it is T }
+
+fun main(args: Array<String>) {
+    val set = setOf("1984", 2, 3, "Brave new world", 11)
+    println(set.filterIsInstance<Int>())
+}
\ No newline at end of file