Slaesforce FAQ

how to set flow variables in salesforce

by Ms. Alisha Ferry Published 2 years ago Updated 2 years ago
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  • Open Flow Builder. From Setup enter Flows in the Quick Find box and click Flows.
  • Click New Flow.
  • Select Screen Flow and click Create.
  • From the toolbox, click Manager.
  • Click New Resource.
  • For Resource Type, select Variable.
  • Enter an API name and description for your variable.
  • Select the appropriate data type.
  • If you want to store multiple values (a collection), select Allow multiple values.
  • For record variables, select the object whose record values you plan to store.
  • Identify the variable’s availability outside the flow.

Create a Variable
  1. From Setup enter Flows in the Quick Find box and click Flows.
  2. Click New Flow.
  3. Select Screen Flow and click Create.
  4. From the toolbox, click Manager.
  5. Click New Resource.
  6. For Resource Type, select Variable.
  7. Enter an API name and description for your variable.
  8. Select the appropriate data type.

Full Answer

How do I create a flow variable in flow builder?

To create a new Flow variable, click the "New Resource" button in the Toolbox on the left of the Flow Builder. In the "New Resource" dialog, select "Variable" for Resource Type". Just like a custom field, you need to tell Salesforce some things when you first set it up:

How do I create a variable in Salesforce?

From the toolbox, click Manager. Click New Resource. For Resource Type, select Variable. Enter an API name and description for your variable. Select the appropriate data type. If you want to store multiple values (a collection), select Allow multiple values. For record variables, select the object whose record values you plan to store.

What is collection variable in Salesforce flow?

Note that in Salesforce Flow, the collection variable has orders – which means if you set the order as dad, sister, and brother, this will be the calling sequence every time you hit 2. What Is Record (Single) Variable? Then it comes to the more complicated part – Record variable and Record collection variable.

How to set initial values of variables in a Visualforce flow?

After you embed your flow in a Visualforce page, set the initial values of variables, record variables, collection variables, and record collection variables through the <apex:param > component. You can set variables only at the beginning of an interview.

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How do I set a variable in flow?

In Power Automate, select the Manually triggered Flow, then click on Next step. Select initialize variable action, then provide the variable name and type as a string. Now click on Save and run the flow manually, you can see the current date is assigned to a variable.

How do I record a variable in a flow in Salesforce?

Then select the record variable or record collection variable to use. To manually map values from various resources in the flow, choose to set the record fields by using separate variables, resources, and literal values. Choose the object that you want to create a record for, and set the field values for the record.

What are variables in a Salesforce flow?

Simply put, a variable is a placeholder for a value you don't know yet. Every flow resource is a placeholder, but variables are the only resource that can change during the flow, hence the name “variable.” In fact, Flow Builder includes the Assignment element just for updating the values of variables.

How do you set a flow variable in process builder?

When You create a process builder then In action type you have to take flows and in Flow section select your flow and in add row there will be shown some variable's Name on which input checkbox is true. let me know if it helps you and don't forget to mark it as best answer.

How do you use a flow variable in Apex class?

How to pass Flow Variables to ApexGo to Setup/Object Manager. Go to Opportunity. Create a new checkbox field called 'Old Opp'. ... Go to the Developer Console. Click File/New/Apex Class. ... Go Setup/Flow and create a new Flow. Under Elements tab, click and drag the Action element onto the canvas.

What is record choice set in Salesforce flow?

In a support flow for a computer hardware manufacturer, users identify a product to find its latest updates. You create a record choice set that displays all products whose product ID starts with a specific string of characters. However, the flow users are more likely to know the product's name than its ID.

How do I link a flow element in Salesforce?

Open Flow Builder. ... Select the flow type, then click Next.Select Freeform or Auto-Layout, depending on how you want to build your flow.Add the elements that you want to use to the canvas.If building in free-form, connect the elements to determine their order of execution. ... Save your flow.

How do you create a variable?

To create a variable, you give it a type, a name, and a value.The type tells Processing what kind of value the variable will hold.The name is how you'll use the variable later in the code, like you've used width and height .The value is what the variable points to.

How do you create a SObject variable in flow?

Using SObject VariablesFrom Setup, click Create | Workflow & Approvals | Flows and open a new or existing flow.From the Resources tab, double-click SObject Variable.Fill out the fields. Field. Description. Unique Name. The requirement for uniqueness applies only to elements within the current flow. ... Click OK.

How do I use flows in Salesforce?

How do I create a flow in Salesforce?Open Flow Builder. ... Select the Flow Type, then click Create.Drag the elements you want to use onto the canvas. ... Connect the elements to determine the order in which they're executed at run time. ... Save your flow.

What is Autolaunched flow in Salesforce?

Autolaunched Flow with a Record Trigger. Makes before-save updates to the new or changed record that launches the flow. Only these elements are supported: Assignment, Decision, Get Records, and Loop. A record-triggered flow runs only when a record is created or updated.

How do you pass a value from process builder to flow?

4:328:19Passing Variables into a flow from a process in Salesforce - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd that's called our test variable flow. And then it will let you let you set flow variables basedMoreAnd that's called our test variable flow. And then it will let you let you set flow variables based on the ones that are in your flow. That are available for input so we have two of those here.

Setting Variable Values without a Controller

This example sets myVariable to the value 01010101 when the interview starts.

Setting Variable Values with a Standard Controller

You can use standard Visualforce controllers to set variables by passing in data from a record. This example sets the initial value of myVariable to the Visualforce expression {!account} when the interview starts.

Setting a Record Collection Variable Value with a Standard List Controller

Because record collection variables represent an array of values, you must use a standard list controller or a custom Apex controller. This example sets myCollection to the value of {!accounts} when the interview starts.

Setting Variable Values with a Custom Apex Controller

For finer control over your Visualforce page than a standard controller allows, write a custom Apex controller that sets the variable value, and then reference that controller in your Visualforce page. This example uses Apex to set myVariable to a specific account’s Id when the interview starts.

Setting Variable Values with an Interview Map

This example uses an Interview map to set the value for accVar to a specific account’s Id when the interview starts.

When to use variable in Salesforce?

Use a variable when a value can differ based on certain conditions. Perhaps the value depends on which record the flow operates on, or perhaps it depends on the result of some logic in the flow. You can’t reference a field from a Salesforce record directly, so the field value must be stored in the flow using a variable.

What is a variable in flow?

Simply put, a variable is a placeholder for a value you don’t know yet. Every flow resource is a placeholder, but variables are the only resource that can change during the flow, hence the name “variable.”. In fact, Flow Builder includes the Assignment element just for updating the values of variables.

What Is Variable?

You can think of a variable as a place holder. In your flow, you can alter the value stored in the variable and use it later.

What Is Record (Single) Variable?

Then it comes to the more complicated part – Record variable and Record collection variable. Both of them can store many fields, so some of you might think this is a group values.

What Is Record Collection Variable?

Similar to above, but this time you can store all the fields of several records.

Why do we need a screen flow?

We need a Screen Flow to create a new Contact related to an existing Contact (Self-lookup). The Screen Flow will have a simple input form with input blocks to create a new Contact.

Can you run a flow from anywhere?

1. Users can run the Flow from anywhere and pass input parameters if they know the Flow URL and input variable names that they need to pre-populate or need to send to Flow.

Can a flow be run from a URL?

Important Note: Flow can be run using URL and the values into the Flow's input variables using URL can be passed in many ways, it can be manual (directly from browser), automatic or from merge fields (formulas, buttons/links, Visualforce or even Apex). This depends on the requirement and use case.

How many values should a variable store?

If the data type is Number, the variable stores one numeric value. If the data type is Record, the variable stores field values for one record.

Where do variables get their values?

Some variables get their values from inside the flow, such as when the user enters something in a screen component or the flow looks up field values from a record. Other variables get their values from outside of the flow—namely, from whatever started the flow.

What is input variable?

An input variable is a variable that has the Available for input checkbox selected. If whatever starts the flow should be able to set the value of a variable, make sure the variable is available for input. When in doubt, go ahead and make your variable available for input.

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Learning Objectives

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After completing this unit, you'll be able to: 1. List the resources available in Flow Builder. 2. Describe what a flow variable is.
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Before You Start

  • Before you can complete this module, make sure that you complete the Build a Simple Flowproject. The concepts here depend on the flow you build in that project.
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Flow Resources

  • In flows, resources are placeholders similar to merge fields in an email template or a formula. Let's say you start an email with Hi, {!$User.FirstName}. {!$User.FirstName} is a placeholder, so when the email is sent, it displays the actual first name of the user. In each step of the flow (the elements added to the canvas), you can reference flow r...
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Introducing Variables

  • The word variablescan make you think of algebra classes or writing code in some scary language like Apex. However, they're an important thing to understand when you're building flows. Don't worry, no programming (or math) experience required. Simply put, a variable is a placeholder for a value you don't know yet. Every flow resource is a placeholder, but variables are the only resourc…
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Resources

  1. Salesforce Help: Flow Resources
  2. Video: Learn Salesforce Flow
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