Here's some sample code demonstrating a basic REST callout from an LWC component using Apex:LWC component (lwcMyComponent.js): This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode characters Show hidden characters import { LightningElement, api, track...
There are two main ways to pass parameters between LWC components in Salesforce:1. Using Public Properties with the @api decorator:This method is ideal when there's a parent-child relationship between the components. Here's how it works:Parent Component:Define a property in the parent component's JavaScript file.Mark the property with the @api decorator to make it accessible by the child component.Assign a value to the property...
FORM_FACOTR You can use the FORM_FACTOR to determine the device type, however while experimenting this seems to work only in mobile app and not a mobile browser. To use this module you need to import it like below.import FORM_FACTOR from '@salesforce/client/formFactor' The FORM_FACTOR can have below values based on the type of the device.Large - If the device is a desktop.Medium - If the device is a tablet.Small - A...
This post explains how to import external Javascript and CSS files into a custom lighting component. The first section deals with Aura Component, whereas the later sections explains the same for a LWC component.STEP 1:Download the CSS and JS files. Upload them as a static resource. For this example, let's pick bootstrap. Get bootstrap v4.5 from https://getbootstrap.com/docs/4.5/getting-started/download/ and click the first download button.Upload...
References: https://www.salesforcelwc.in/2019/10/lookup-in-lwc.htmlBelow is a reusable custom lookup component. The standard lookup component usage is advised, but if you need to bypass the current user's sharing and security or you need more flexibility then use this custom approach. This code is adapted from the above reference.DEMO: https://forcetree-developer-edition.na147.force.com/s/custom-lookupSTEP 1:Create the Apex Class Lookup, and the LWC component customLookup This file contains hidden or bidirectional Unicode...
DEMO Link: https://forcetree-developer-edition.na147.force.com/s/lwc-sample-components This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode characters Show hidden characters <!-- - Created by edwinraymond on 4/8/20. --> <!-- File Component Example --> <template> <div class="slds-box slds-p-top_small" style="background-color: white;">...
Adding a standard Lookup component:DEMO: https://forcetree-developer-edition.na147.force.com/s/lwc-sample-components In this example we use the lighting record-edit-form to add the standard lookup component to a Lightning Web Component (LWC). This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode...
Aura
What is the difference between Lightning Web Components, Aura Components and Lightning Design System.
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A few years ago programming on the Salesforce platform primarily involved two languages, Visualforce and Apex. It is MVC (Model View Controller) based and easier to adapt to and start developing your first apps. However, with the drastic changes to web development over the past few years the focus has moved towards building fast, scalable client based applications with minimal server calls to...