expose events in the lightning app builder

What is the difference between client side and server side controller in lightning? Is better performance wise as compared to, because reduces the markup being rendered on the page.ĥ. Meanwhile the tag just applies CSS to hide and show the markup.

But the tag destroys the markup inside when it is not rendered on the markup.

What is the difference between the and tags in lightning?īoth of these tags are used to conditionally render markup in the lightning components. The aura framework does not allow the and tags to be used directly in the markup.Ĥ. How can we use external javascript/CSS libraries in our lightning components?Įxternal javascript/CSS files can be used in lightning components by uploading them in static resources and then referencing them in the markup by using the tag. Otherwise, if we need to go from child to parent component then we can only achieve that by application events.Īnother scenario to use application events over component events is when we want to send information to other components which are not connected in hierarchy, for example in the lightning app builder or community pages.ģ. Generally, when we want to send data from parent to child component we should go with a component event. When should we use an application or a component event in lightning ? It works like a publish and subscribe model.Ģ. These travel to all the other aura components in the application and are used when we want to send out information from a parent to child components. These travel upwards in the component hierarchy and are used when we want to send information for a child to the parent component. What is the difference between an application and a component event?

Expose events in the lightning app builder