text:   // Text input
    var returnTextInputBinding = new Shiny.InputBinding();
    $.extend(returnTextInputBinding, {
      find: function(scope) {
        return $(scope).find('input[type="text"]');
      },
      getId: function(el) {
        return Shiny.InputBinding.prototype.getId.call(this, el) || el.name;
      },
      getValue: function(el) {
        return el.value;
      },
      setValue: function(el, value) {
        el.value = value;
      },
      subscribe: function(el, callback) {
        // $(el).on('keyup.textInputBinding input.textInputBinding', function(event) {
        //   callback(true);
        // });
        $(el).on('change.textInputBinding', function(event) {
          callback(false);
        });
      },
      unsubscribe: function(el) {
        $(el).off('.textInputBinding');
      },
      receiveMessage: function(el, data) {
        if (data.hasOwnProperty('value'))
          this.setValue(el, data.value);
  
        if (data.hasOwnProperty('label'))
          $(el).parent().find('label[for=' + el.id + ']').text(data.label);
  
        $(el).trigger('change');
      },
      getState: function(el) {
        return {
          label: $(el).parent().find('label[for=' + el.id + ']').text(),
          value: el.value
        };
      },
      getRatePolicy: function() {
        return {
          policy: 'debounce',
          delay: 250
        };
      }
    });
    Shiny.inputBindings.register(returnTextInputBinding, 'returnTextInput');
  