> For the complete documentation index, see [llms.txt](https://docs.digitalriver.com/salesforce-lightning/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.digitalriver.com/salesforce-lightning/salesforce-lightning-b2b-commerce-app-1.5/integrate-the-salesforce-lightning-app/step-18-alternative-integrate-the-digital-river-components-into-a-synchronous-checkout-flow/update-the-flow-nodes-in-the-synchronous-checkout-flow/create-custom-variables.md).

# Create custom variables

Learn how to createc ustom Variables

When working with nodes in a synchronous checkout flow, you need to create custom variables. Use the following steps to create these variables:

1. Click **Manager Tab** and and then click **New Resource**.\
   ![](https://4256002884-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FqjgXMvJr1fV9cPhH4Ukz%2Fuploads%2FyIRP3fzQDkRvk0OUjazU%2FStep%2018%20create%20custom%20variables.png?alt=media\&token=b38a293c-1965-4c40-97de-fdf2e02a9ab3)
2. Enter details for the Resource Types as shown in the table below. Start with API Name.
3. Click Done.
4. Repeat for all entries in the table.<br>

| Resource type                              | Variable               | Variable        | Variable     |
| ------------------------------------------ | ---------------------- | --------------- | ------------ |
| **API Name**                               | Saved\_Tax\_Identifier | skipCurrentPage | TaxCalStatus |
| **Data Type**                              | Text                   | Boolean         | Text         |
| **Availability Outside the Flow - Input**  | Checked                | Checked         | Unchecked    |
| **Availability Outside the Flow - Output** | Checked                | Checked         | Unchecked    |