function(view, index) {
      if (!view.supportsRenderLifecycle) {
        Marionette.triggerMethodOn(view, 'before:render', view);
      }
      view.render();
      if (!view.supportsRenderLifecycle) {
        Marionette.triggerMethodOn(view, 'render', view);
      }
      this.attachHtml(this, view, index);
      return view;
    }
function(view, index) {
      if (!view.supportsRenderLifecycle) {
        Marionette.triggerMethodOn(view, 'before:render', view);
      }
      view.render();
      if (!view.supportsRenderLifecycle) {
        Marionette.triggerMethodOn(view, 'render', view);
      }
      this.attachHtml(this, view, index);
      return view;
    }
function ( view , index ) { if ( ! view . supportsRenderLifecycle ) { Marionette . triggerMethodOn ( view , 'before:render' , view ) ; } view . render ( ) ; if ( ! view . supportsRenderLifecycle ) { Marionette . triggerMethodOn ( view , 'render' , view ) ; } this . attachHtml ( this , view , index ) ; return view ; }
render the child view
render the child view