ora 8 9

ora7/roxfort.js

@@ -0,0 +1,26 @@
+function calculateYearsSince(dateString) {
+    const date = new Date(dateString);
+    const diff = Date.now() - date.getTime();
+    return new Date(diff).getUTCFullYear() - 1970;
+}
+
+console.log(calculate2("2001-09-01"));
+
+const form = document.getElementById('hogwarts-form');
+form.dateofbirth.addEventListener("input", function(event){
+    console.log(form.dateofbirth.value);
+    const age = calculateYearsSince(form.dateofbirth.value);
+    console.log(age);
+
+    if(age >= 11){
+        form.dateofbirth.setCustomValidity('');
+    }else{
+        form.dateofbirth.setCustomValidity('young');
+    }
+})
+
+form.house.addEventListener('change', function (event){
+    const houseColor = form.house.options[form.house.selectedIndex].dataset.colorPrimary;
+    console.log(houseColor);
+    document.body.style.backgroundColor = houseColor;
+})