Update mycomponent/index.html

mycomponent/index.html

@@ -185,6 +185,7 @@
       // Now modify this part of the code to fit your needs:
 
       var myInput = document.getElementById("myinput");
+      var myOutput = document.getElementById("output");
 
       // data is any JSON-serializable value you sent from Python,
       // and it's already deserialized for you.
@@ -199,6 +200,13 @@
           dataType: "json",
         });
       })
+      
+      myOutput.addEventListener("change", function() {
+        sendDataToPython({
+          value: myOutput.value,
+          dataType: "json",
+        });
+      })
 
       // Hook things up!
       window.addEventListener("message", onDataFromPython);