What is action setCallback in lightning?

setCallback() sets a callback action that is invoked after the server-side action returns. action. setCallback(this, function(response) { }); The server-side action results are available in the response variable, which is the argument of the callback. response.

What are lightning components action?

Lightning component actions are custom actions that invoke a Lightning component. They support Apex and JavaScript and provide a secure way to build client-side custom functionality. Lightning component actions are supported only in the Salesforce mobile app and Lightning Experience.

What is Setparams lightning component?

getParam() Returns the value of an event’s parameter.

Why do we use a enqueueAction action?

enqueueAction() The framework queues up actions before sending them to the server. This mechanism is largely transparent to you when you’re writing code but it enables the framework to minimize network traffic by batching multiple actions into one request (XHR).

What is this in setCallback?

setCallback(this, ,) in this case, is the global window object, which will correctly execute the callback function for the given scenario and set the data received from the server on the client data object correctly. action. setCallback(this, function(response) { });

Why do we use setCallback?

Basically, the setCallback() function sets a function to run after the action finishes. You might be wondering why we can’t just call getReturnValue() on the action right after enqueuing it and why the setCallback() function is even necessary.

What is lightning quick action in Salesforce?

Einstein Analytics. Einstein Platform. Embedded Service SDK for Mobile. Heroku Developer Center. Integration and APIs.

What are the types of events into Salesforce lightning component?

Salesforce Lightning Events are broadly classified into four:

• System Events.
• Lightning Application Events from library.
• Application Events.
• Component Events.

What is Salesforce LDS?

For Lightning components, Salesforce added a new Feature – Lightning Data Service (LDS) in its Winter ’17 release. We can use LDS in our Lightning components to perform various CRUD operations like create, read, update or delete a record without the use of any Apex code. LDS serves as the ‘data layer’ for Lightning.

What is a EnqueueAction action in lightning?

$A.enqueueAction(action) sends the request the server. More precisely, it adds the call to the queue of asynchronous server calls. That queue is an optimization feature of Lightning.

What is $a in lightning Salesforce?

Hi, $A is how you gain access to the underlying Aura framework, such as enqueuing actions, getting application events, managing the Aura rendering life cycle, and various utility methods.

Where is quick action in Salesforce?

In Salesforce Classic, quick actions appear in the Chatter publisher when Chatter Settings are enabled. In Lightning Experience, they appear in different areas of the user interface, depending on the action’s type.