Questions tagged [lightning-web-components]
This tag is for questions related to JavaScript, CSS, or Markup when used in the Lightning Web Component (LWC) programming model, or for questions of interoperability between LWC and the original Aura-based lightning components.
9,064 questions
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How do I pass over the values of merge fields inside of dynamically created input fields in a custom property editor?
I am trying out building acustom property editors for an apex action inside a record-triggered flow.
What I have:
A lightning web component acting as a custom property editor which is currently ...
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11
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Blank Screen Rendered when i run LWR (LWC OSS) Project
I tried to create a simple LWC-Oss LWR Project but when i add the alyout template in my lwr config file the screen is rendered blank. if i remove the layout template from config file it renders.
main....
-1
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23
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Edit Lookup Field of Lookup
i have created a datatable where i need to edit the lookup field of lookup of that object used in datatable like QuoteLineItem object has product lookup and product has category lookup and i need to ...
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37
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How do I right-align an LWC input control?
I need the following input to be right-aligned:
<lightning-input type="number"
name="externalInvoiceAmount"
label="Enter a number"
variant="label-...
- 1,254
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Task doesn't appear in cases feed
How to make a manually created task or a task logged via openCTI, appear in cases feed? it seems like only the tasks created through cases interface are displayed in the feed, the other tasks appear ...
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28
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How can I create a temporary, closable top-level tab outside of a Console app?
In Salesforce Console apps, we can use the Workspace API to open temporary tabs programmatically. These tabs can be dynamic and closable, which is great for user experience.
However, outside of a ...
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19
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Can I expose both Aura wrapper and inner LWC properties in Lightning App Builder UI?
I have a Lightning Web Component (LWC) that’s exposed to the Lightning App Builder using isExposed="true" and a properly configured block in its .js-meta.xml. This allows admins to ...
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30
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Can I create a more user-friendly right-side config panel in Lightning App Builder for an exposed LWC?
I have a Lightning Web Component (LWC) with isExposed="true" and properly defined in the .js-meta.xml file. This allows the component to be used in Lightning App Builder, and I can define ...
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39
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Number localization issues from LWC hosted in flow
I created an lwc that is inside a flow for creating travel billing records for a service company. This is used both in the usa and europe, especially in Spain.
The issue is everything works great for ...
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1
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48
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LWC Jest Test fails as shadowRoot is inside conditional
New to writing Jest tests for LWCs. Using Agentforce to generate my tests, but having to tweak...something to get them to pass. It appears...
partial test.js:
beforeEach(async () => {
// Create ...
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29
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lightning-record-picker appears to ignore one filter criteria that references a variable that has been changed
I'm using lightning-record-picker in a component to select user records. The component is passed a list of user Ids to exclude and a list of UserTypes that are allowed. The exclude IDs and UserTypes ...
- 651
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25
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VS Code Lightning Dev App not a SF Command in VS Code
VS Code Error image
PS C:\Users\mark8\OneDrive\Desktop\trailhead> sf lightning dev app --target-org scratchOrg --device-type desktop
» Warning: lightning dev app is not a sf command.
Did you mean ...
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1
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38
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Difference between Page Layout and lightning-formatted-number values for percent field
I have a percentage field that gets calculated in apex and is displayed in a custom LWC on the layout using a formatted number as follows:
<lightning-formatted-number value={returnsTotal.rora} ...
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33
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Do we need to use @wire everytime like salesforce recommends
Lets say we have
import { LightningElement, wire } from 'lwc';
import testWire from '@salesforce/apex/LWCTest.testWire';
export default class TestWiring extends LightningElement {
message = '...
- 981
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handle multilingual content in Salesforce for external portal integration
Hello I have a SALESFORCE - WEB PORTAL integration, and the portal needs to display activities in multiple languages. The activities will be created in Salesforce in Spanish, and the idea is to show ...
- 33