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How to use rerender and render in Lightning?
Explain Render and Rerender in Salesforce Lightning. 1 Render in lightning. 2 Rerender in lightning: This is triggered due to anything change to the components.Need to call superRerender ()function.Generally, it does not return a value.It is triggered if anything is changed to 3 Base Component Rendering.
How does rendering service work in Salesforce Lightning?
The framework’s rendering service takes in-memory component state and creates and manages the DOM elements owned by the component. If you want to modify DOM elements created by the framework for a component, you can modify the DOM elements in the component’s renderer.
Can a custom renderer override a base renderer?
You can override the base rendering functions in a custom renderer. Hope this helps. It allows the component to update themselves, when other component updates since they were last rendered. It doesn’t return any value. It automatically called when data is updated in the component.
What is the base component in Salesforce Lightning?
The base component in the framework is aura:component. Every component extends this base component. The renderer for aura:component is in componentRenderer.js. This renderer has base implementations for the four phases of the rendering and rerendering cycles:
What does the Dom mean in Salesforce Lightning?
The DOM is the language-independent model for representing and interacting with objects in HTML and XML documents. The framework automatically renders your components so you don’t have to know anything more about rendering unless you need to customize the default rendering behavior for a component.
Do you need to create custom renderer for lightning aura?
The framework automatically renders your components so you don’t have to know anything more about rendering unless you need to customize the default rendering behavior for a component. It’s preferred and easier to handle the render event rather than the alternative of creating a custom renderer.
Can a lightning component update the DOM structure?
Yes, we can manage and update the pre-defined DOM Structure by Custom Rendering functionality provided by Lightning Component Framework in Salesforce. Salesforce Lightning Component Framework has provided us four phases of Rendering. To override the base render () function after component initialization.