Post Selection JavaScript

Lookup fields have the additional ability for validations using JavaScript.

Compare to Form Scripting and Field Scripting

Post Selection JavaScript is available in:

• Custom Objects
• System Objects:

• Accounts
• Templates
• Contacts
• Products
• Contracts
• Cases
• Users

Editing Lookup Scripts

Follow these steps to add or change scripting for a lookup field:

1. Click > Customization > Objects > {object} > Fields
2. Click the name of the Lookup field.
3. Enter or change the code in Post Selection JavaScript.
4. Click the Save button.

Writing Lookup Scripts

In the JavaScript code, the following variables are available:

• id: The identifier of the selected record
• name: The label of the selected record
• window.opener.document.mainForm: The opener form and its fields

This example displays the label of the selected record.

alert("You have selected record: " + name);

Learn More

• Field Name and Field Value syntax
• Use AJAX and REST to communicate with the platform in JavaScript code.
• Global JavaScript Variables
• Accessing Additional Lookup Variables in a Form