Slaesforce FAQ

how to edit multiple file using lightning component salesforce

by Loy Carroll Published 2 years ago Updated 2 years ago
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Why does Salesforce lightning experience only let you add one kind of file?

As you make the move to Lightning Experience, your users might be asking why Lightning Experience lets you add only one kind of file while Salesforce Classic has several different kinds—Documents, Content, Attachments, and Files. The answer is because there is beauty in simplicity.

How do I edit a form in Salesforce Lightning?

Use the lightning:recordEditForm component to create a form that's used to add a Salesforce record or update fields in an existing record. The component displays fields with their labels and the current values, and enables you to edit their values. lightning:recordEditForm supports the following features.

How to add lightning input to a Salesforce field?

Wire up the lightning-input component to the Salesforce field using the getRecord wire adapter and provide your own label. The wiring is done automatically when you use lightning-input-field, but not when you use lightning-input. Submit the record data using the onsubmit event handler on lightning-record-edit-form.

How do I move documents from Salesforce classic to Salesforce lightning experience?

If your org uses Documents in Salesforce Classic, take some time to identify which ones you’ll need in Lightning Experience. Download them, then upload them to your Asset Library in Files Home. Ready to make the move to Salesforce Files as part of your Lightning Experience rollout but not sure where to begin?

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How do you upload multiple files in lightning component?

Upload Multiple Files in Lightning ComponentCreate Apex class which will save record in record as attachement.Create Lightning Component to upload documents.Add above created component in page to test it.

How do I upload multiple files to Salesforce?

Update from Salesforce In Lightning, you can upload multiple files to a Content Library by going to the Files Tab > Selecting the LIbraries filter > Select the Library you'd like to upload to. The Add Files actions will allow multi-file upload to the Library or folder within the Library which you select.

How do I edit components in Salesforce lightning?

To edit its properties, select the component on the page canvas, and then enter changes in the floating component property editor. Custom components appear in the Components panel along with your template's components.

How many files are there in a lightning component?

Lightning component provides an easy and integrated way for users to upload multiple files. By using this technique, you can upload up to 10 files simultaneously.

How do I upload files to Salesforce lightning?

In Lightning Experience Click Add Files in the Files related list menu, or drag files directly onto the Files related list. (You can drag multiple files, but not a folder. You can't drag files onto read-only related lists.) Note In Lightning Experience, your org may use a custom page layout for the file detail page.

How do I upload files using LWC?

How to upload files in Lightning Web Component (LWC) Salesforcelabel: Label for the Upload Files button.name: Name of the component.accept: To restrict the File Types. ... record-id: To associate uploaded files to a particular record.onuploadfinished: This method will be called once the file is uploaded successfully.More items...•

Can we edit lightning components in production?

Lightning (meaning: Aura) Components can be changed in Production, however it is not recommended because it would cause discrepancies between any and all Sandboxes that were created before the change on Production.

How do I edit a component in Salesforce?

From Setup, enter Components in the Quick Find box, then select Visualforce Components and click the name of a custom component to view its definition. From the detail page, you can do any of the following: Click Edit to edit the custom component. Click Delete to delete the custom component.

How do I edit a LWC component?

Right-click on the component where you want to add a file. You will be presented with 2 options : New File & Delete. Click on the New File to open a modal dialog where you can key in the file name (do not add an extension). Click on the Create File button and it will add the file under the component.

Why LWC is faster than aura?

Faster Sites & Better Performance : LWC is a lightweight framework which is built on web standards and because there is no added abstraction layer, LWC is likely to render faster than aura components since performance is important to deliverability.

What is difference between LC and LWC?

The most notable difference between LWC and LC is the component bundle structure. While you will find similarity between some of the files in the bundle, but there are major differences. LWC component requires a folder to host all component files. The folder sits on the root /lwc folder which hosts all the LWCs.

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 is lightning file upload?

lightning:fileUpload: – Lightning base tag used to upload the files related to an sobject which requires attribute recordId (parent Id for files).

Can the same controller and component be used for all sobjects?

The example here is generic of all sObjects, i.e. the same Controller and Component can be used for all sObjects, even any new Custom sObjects you create.

How many files can you upload to Salesforce?

By default, you can upload up to 10 files simultaneously unless your Salesforce admin has changed that limit. The org limit for the number of files simultaneously uploaded is a maximum of 25 files and a minimum of 1 file. The maximum file size you can upload is 2 GB. In Experience Builder sites, the file size limits and types allowed follow the settings determined by site file moderation.

Why does my file fail to upload in Lightning?

As a result, if you specify the recordId in the lightning:fileUpload component, the file fails to upload because the guest user doesn't have access to the record.

What is lightning file uploader?

A lightning:fileUpload component provides an easy and integrated way for users to upload multiple files. The file uploader includes drag-and-drop functionality and filtering by file types.

How to dismiss upload files?

After you select the files to upload, the Upload Files dialog displays the upload progress. You can dismiss it by clicking the x icon or the Done button. Use the onuploadfinished event handler to customize what happens after your files upload successfully and the Upload Files dialog is dismissed, such as displaying a toast using lightning:notificationsLibrary. If your record page displays the Notes & Attachments panel, your uploaded files automatically appear there after the page is refreshed.

How to associate uploaded files to a record?

To associate an uploaded file to a record, specify the recordId attribute. Uploaded files are available in Files Home under the Owned by Me filter and on the record's Attachments related list on the record detail page. If you don't specify the recordId attribute, the file is private to the uploading user.

What event is fired when upload is finished?

You must handle the onuploadfinished event, which is fired when the upload is finished.

Can you restrict file formats in Salesforce?

Although all file formats that are supported by Salesforce are allowed, you can restrict the file formats using the accept attribute.

Why is Lightning Experience different from Salesforce Classic?

The answer is because there is beauty in simplicity. In Lightning Experience, Salesforce Files unifies all your users’ ...

What does Lightning Experience do when uploading files?

When you upload a file in Lightning Experience, whether it’s from the Files related list, the Notes & Attachments related list, or elsewhere, it’s uploaded as a Salesforce File. That means that the Notes & Attachments related list can contain a mix of attachments that originated in Salesforce Classic and Salesforce Files uploaded via Lightning.

What is AppExchange conversion tool?

AppExchange Conversion Tool: Use this handy tool on AppExchange by Salesforce Labs to convert attachments to files. The app is free and easy to use.

What can users do with attachments in Salesforce?

Basically, attachments are pretty limited compared to Salesforce Files. What can users do with attachments? Attach them to records. That’s it. And attachments exist only in the context of the records that they’re attached to. They aren’t included in Files home or the Files related list. Users can’t share them in Chatter or with others. All users can do is view and download them.

What is a file related list?

The Files related list lets your users upload files they want to relate to records. The list contains only Salesforce Files.

Can you upload notes to Lightning Experience?

When uploading a file to either related list in Lightning Experience, it’s uploaded as a Salesforce File. It’s fine to use the Notes & Attachments related list while you still need access to your old notes and attachments from Salesforce Classic, but eventually you want to only use the Files related list and Notes related list.

Can you create attachments in Lightning Experience?

But attachments will eventually be deprecated, so to help slow their proliferation, users can’t create new attachments in Lightning Experience.

What does "current record" mean in Lightning?

Create Lightning component which will upload files in current record. Current record means it will take record id of record where this component will be uploaded. If component is added on case record, then it will take current case record id.

Can lightning input upload multiple files?

We can use lightning:input for uploading multiple files

How to enable record editing in Lightning?

To enable record editing, pass in the ID of the record and the corresponding object API name to be edited. Specify the fields you want to include in the record edit layout using lightning:inputField.

What is Lightning OutputField?

Represents a record edit layout that displays one or more fields, provided by lightning:outputField. This component requires API version 41.0 and later.

What is Salesforce record?

Each Salesforce record is associated with a Salesforce object. For example, a contact record is associated with the Contact object. Record IDs are created with prefixes that indicate the object. The lightning:recordEditForm component requires you to specify the objectApiName attribute to establish the relationship between a record and an object. The object API name must be appropriate for the use of the component. For example, if you include lightning:recordEditForm on a record page for an account, set objectApiName="Account". The component submits changes only if the record ID agrees with the specified object API name. If there's a mismatch, and the component includes lightning:messages, users see an error indicating the API name is invalid.

What is Lightning RecordEditForm?

Use the lightning:recordEditForm component to create a form that's used to add a Salesforce record or update fields in an existing record. The component displays fields with their labels and the current values, and enables you to edit their values.

When is onload triggered?

onload is triggered when the form gets new data from Lightning Data Service, which can be once or multiple times after the component is initialized. For example, onload is triggered when:

When is onload triggered in Lightning?

The action triggered when the record edit form loads record data. If you load the fields dynamically, onload is triggered before the child elements of lightning:recordEditForm finish loading. To prepopulate a list of field values using aura:iteration, consider setting the values using the init event instead.

How to display all fields as read only?

To display all fields as read-only, use the lightning:recordForm component with mode="readonly" or the lightning:recordViewForm component instead of lightning:recordEditForm. To understand the different use cases, see Lightning Data Service.

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