---
schema_version: "1"
id: 35e898bc7e0ecce007519b0c6368273b05a46d0968de6985a00587b101b1bcc6
title: UiBehavior Enum
collection: legacydeveloper
version: current
locale: en-us
portal_url: https://docs.salesforce.com/legacydeveloper/current/en-us/apexref/apex_enum_Metadata_UiBehavior.md
canonical_url: https://developer.salesforce.com/docs/atlas.en-us.apexref.meta/apexref/apex_enum_Metadata_UiBehavior.htm
source_site: developer.salesforce.com
content_type: documentation
content_hash: 7c19d79ea0a6a027e5180a028cbb16954238e2fcec01258cf5cd21733ca92cc1
description: Describes the behavior for a layout item on a layout page.
---
# UiBehavior Enum

Describes the behavior for a layout item on a layout page.

## Enum Values

The following are the values of the Metadata.UiBehavior enum.

| Value | Description |
| --- | --- |
| Edit | The layout field can be edited but is not required. |
| Readonly | The layout field is read-only. |
| Required | The layout field can be edited and is required. |