What are Salesforce Lightning components?
Lightning components accelerate development and app performance. Develop custom components that other developers and admins can use as reusable building blocks to customize Lightning Experience and the Salesforce mobile app.
Should you upgrade from Aura to lightning Web Components?
You can directly opt for Lightning Web Components for better-performing apps. Also, if your organization owns existing apps that are developed using with Aura components and if you want to upgrade to LWC, you can do that too.
Can aura programming and LWC co-exist in Salesforce Lightning?
The most important data caching, Salesforce Data, and Metadata and data synchronization can be achieved through Lightning Data Service. So basically, now the Aura Programming model and LWC can co-exist. Lightning components have now two different ways to create – Aura Component and Lightning Web Components.
What is Salesforce Lightning app builder?
Develop custom components that other developers and admins can use as reusable building blocks to customize Lightning Experience and the Salesforce mobile app. Lightning App Builder empowers admins to build Lightning pages visually, without code, using off-the-shelf and custom-built Lightning components.
What is strongly typed in Salesforce?
Apex is a strongly typed, object-oriented programming language that allows developers to execute flow and transaction control statements on Salesforce servers in conjunction with calls to the API.
What is Salesforce lightning written in?
Lightning web components are custom HTML elements built using HTML and modern JavaScript.
What is difference between aura and lightning?
Aura is an open-source UI framework built by Salesforce for developing dynamic web apps for mobile and desktop devices. The lightning component framework is not different from the Aura framework rather it is a subset of the Aura framework. The Lightning Component framework is built on the open-source Aura framework.
What is Aura method in Salesforce lightning?
aura method in lightning salesforce. Use aura:method to define a method as part of a component's API. This enables you to directly call a method in a component's client-side controller instead of firing and handling a component event.
What programming language is Salesforce written in?
The Salesforce application and the force.com platform are predominantly written in Java, and some specific areas are written in other languages. Apex is only used to build applications and custom functionality on the platform, and is not the language for the core application and platform development.
What is difference between aura and LWC?
Aura and LWC can be able to communicate using Public API's and Events. LWC can be embedded inside Aura Components, but Aura Components cannot be embedded inside LWC.
Is Aura deprecated?
We're ending support for the deprecated components on May 1, 2021. Retiring our legacy components enables us to focus on components that match the latest web standards in performance, accessibility, user experience, and internationalization.
Why is Salesforce lightning so slow?
Slow load times can result from devices that don't meet Salesforce minimum technical requirements. Also, plug-ins, extensions, and excessive tabs can consume processing power and memory, degrading performance. The way your Salesforce org is configured can lead to slow performance.
What should I learn aura or LWC?
Learn LWC and forget about Aura, excepting only the few and shrinking situations where Aura is specifically required. LWC is unambiguously the current, supported, actively developed UI framework. Aura is legacy. Any new UI that can be built in LWC should be built in LWC.
What is difference between Aura method and event?
Using aura:method to communicate downwards means that the parent must notify the child of changes, as opposed to using an aura:valueChange event, which means the parent can simply set an attribute and as many child components as necessary are notified automatically.
Can I call Aura from LWC?
No you can not add Aura component inside Lightning web component. You can compose Aura components from Lightning web components, but not the other way around. To communicate down the hierarchy, parents set properties on children.
What is Aura attribute in Salesforce?
aura:attribute describes an attribute available on an app, interface, component, or event. Indicates whether the attribute can be used outside of its own namespace. Possible values are public (default), and global , and private . Required.
What is an aura component?
Aura components are the self-contained and reusable units of an app. They represent a reusable section of the UI, and can range in granularity from a single line of text to an entire app. The framework includes a set of prebuilt components.
What is Lightning component?
These components are also known as the base Lightning components. You can assemble and configure components to form new components in an app. Components are rendered to produce HTML DOM elements within the browser. A component can contain other components, as well as HTML, CSS, JavaScript, or any other Web-enabled code.
Which is higher, Lightning Component or Legacy?
Lightning Component pages are higher in performance than their legacy counterparts.
What language is Salesforce?
At the beginning of the Salesforce Development times, developers used Visual Force, which is an HTML Tag-based mark-up language to develop their Visual Force web pages and Apex to control the internal logic.
What is Lightning web component?
Lightning Web Components is the new way to create Lightning Component simply. In 2014, since the Aura was introduced, the internet has changed drastically. Google started to scrap the decades-old limitations and replacing them with a faster and better way of working with the internet. This new concept was known as the Web Component.
What is an aura component?
Aura components are reusable units of the app. It represents a small section of the UI of reusable apps. Aura Component Framework contains several such pre-built components. We can consider an example of Lightning Components. Lightning components come with Lightning Design styling and are fully configurable to create custom Lightning components for the apps according to the requirements. Developers render these components to produce HTML Document Object Model elements within the browser.
Why is lightning important?
The lightning framework is very much event-driven, which helps to deliver faster apps to the end-users.
How many components are in base lightning?
The legacy of Base Lightning Components, which offers a set of 70+ U components that are built as custom elements.
Can LWC and Aura programming model coexist?
So basically, now the Aura Programming model and LWC can co-exist. Lightning components have now two different ways to create – Aura Component and Lightning Web Components.
