Test Day In Year

anwendung/src/components/Test.jsx

@@ -0,0 +1,15 @@
+export default function Test(p)
+{
+
+    let datum = new Date(2023, 1, 10);
+    let start = new Date(datum.getFullYear(), 0, 0);
+
+    let difference = (datum - start) / (1000 * 60 * 60 * 24)
+
+    return (
+
+        <div>
+            <p>{difference}</p>
+        </div>
+    );
+}