FAQ: How to combine values from multiple items and automatically enter them into one item
## Answer
Use "「Script」".
---
## Overview
Use "「Script」" if you want to combine values of the same type set in multiple items (add them if they are numbers) and enter that value in a specified item.
## Operation
1. Create a record table.
1. Enable Category A, Category B, and Category C.
1. Update the following script by creating a new one in "「Script」" and checking "Create new" and "Edit" as the output destination.
## Sample Code
##### JavaScript
```
$(document).on('change', '#' + $p.getControl('ClassA')[0].id, '#' + $p.getControl('ClassB')[0].id, function () {
const A = $p.getControl('ClassA').val();
const B = $p.getControl('ClassB').val();
$p.set($p.getControl('ClassC'), A + B);
})
```
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