IDBIndex Example

// Let us open our database
var request = window.indexedDB.open("toDoList", 4);

// these two event handlers act on the database being opened successfully, or not
request.onerror = function(event) {
  note.innerHTML += '<li>Error loading database.</li>';
};
 
request.onsuccess = function(event) {
  note.innerHTML += '<li>Database initialised.</li>';
    
  // store the result of opening the database in the db variable.
  db = request.result;
  
  // Open a transaction on the current database and get a reference to the object store
  //that we want to pull information out of
  var transaction = db.transaction(["toDoList"]);
  var objectStore = transaction.objectStore("toDoList");
  
  // Use get() to get a specific object from the object store, the key of which is "Walk dog"
  var request2 = objectStore.get("Walk dog");
  request2.onerror = function(event) {
    console.log("There is no record stored for " + request.result.taskTitle);
  };
  request2.onsuccess = function(event) {
    // Do something with the request2.result!
    console.log("The deadline time for " + request2.result.taskTitle + " is " +
                request2.result.hours + ":" + request2.result.minutes + ".");
  };
};