layout for form

src/Bundle/ChillMainBundle/Resources/public/js/date.js

@@ -11,9 +11,12 @@
  *
  * Do not take time into account
  *
- * **Experimental**
  */
 const dateToISO = (date) => {
+  if (null === date) {
+    return null;
+  }
+
   return [
     date.getFullYear(),
     (date.getMonth() + 1).toString().padStart(2, '0'),
@@ -36,10 +39,12 @@ const ISOToDate = (str) => {
 /**
  * Return a date object from iso string formatted as YYYY-mm-dd:HH:MM:ss+01:00
  *
- * **Experimental**
  */
 const ISOToDatetime = (str) => {
-  console.log(str);
+  if (null === str) {
+    return null;
+  }
+
   let 
     [cal, times] = str.split('T'),
     [year, month, date] = cal.split('-'),