How to create a lightning web component with CSS?
Create a Lightning web component that contains only a single CSS file. This component is your CSS module. Just like with any Lightning web component, the folder name and the filename must be identical. Import the module into the CSS file of a Lightning web component.
How to upload a file in Lightning component?
Specify the file-field-name and file-field-value attributes in lightning-file-upload to store a value in the custom field in the ContentVersion object. For example, set file-field-name to Guest_Record_fileupload__c. Set file-field-value to a value that can be used in Apex to associate the file to the record.
How to add and remove CSS classes in LWC?
We will implement add and remove CSS style classes in LWC using decorators. This can be handled directly without any util functions as you have seen in AURA. There are other ways as well but are blocked by Lightning Locker Service and comparatively this method easy to implement.
What are the components of CSS-lwc.dev?
There are two components: cssParent and cssChild. Each component contains text in a tag. The cssParent.css style sheet defines the p style as xx-large. The style applies only to the tag in the parent, not to the tag in the nested child.
What do you need to know about lightning communities?
Communities gives you a whole new way to leverage the power of your CRM, enabling customers, partners, and employees to access your Salesforce data and business processes, in an engaging, branded experience. Join us to learn how to use Lightning components, themes, CMS Connect, and Community Builder to create a custom digital experience.
How to create a community in Salesforce Lightning?
If you want an icon other than the default to appear next to your component in the Community Builder component palette, add your own SVG file titled the same name as the other files (ex. myLightningWebComponent.svg). If you are new to Communities, check out this help article or this Trailhead module to learn how to create a community in Salesforce.
Can a lightning web component be in an aura component?
You can also create an Aura component that includes Lightning Web Components. However, you can not create a Lightning web component that includes Aura Components. Check out the Salesforce Developer Guide if you want to know how to add a Lightning web component inside an Aura component.