diff --git a/lesson8/07_type_parameter_check.go b/lesson8/07_type_parameter_check.go
new file mode 100644
index 0000000..735f297
--- /dev/null
+++ b/lesson8/07_type_parameter_check.go
@@ -0,0 +1,18 @@
+// Strong type check applies there!
+
+package main
+
+import "fmt"
+
+func printValue[T any](value T) {
+	fmt.Println(value)
+}
+
+func main() {
+	printValue[int]("www.root.cz")
+	printValue[[]string]('*')
+	printValue[string](42)
+	printValue[int](3.14)
+	printValue[byte](1 + 2i)
+	printValue[[]byte]([]int{1, 2, 3})
+}