Visualforce Developer Guide
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apex:pageMessage
This component should be used for presenting custom messages in the page using the Salesforce pattern for errors, warnings and other types of messages for a given severity. See also the pageMessages component.
Example
Attributes
| Attribute Name | Attribute Type | Description | Required? | API Version | Access |
|---|---|---|---|---|---|
| detail | String | The detailed description of the information. | 14.0 | ||
| escape | Boolean | A Boolean value that specifies whether sensitive HTML and XML characters should be escaped in the HTML output generated by this component. If you do not specify escape="false", the character escape sequence displays as written. Be aware that setting this value to "false" may be a security risk because it allows arbitrary content, including JavaScript, that could be used in a malicious manner. | 14.0 | ||
| id | String | An identifier that allows the component to be referenced by other components in the page. | 14.0 | global | |
| rendered | Boolean | A Boolean value that specifies whether the component is rendered on the page. If not specified, this value defaults to true. | 14.0 | global | |
| severity | String | The severity of the message. Values supported are: 'confirm', 'info', 'warning', 'error' | Yes | 14.0 | |
| strength | Integer | The strength of the message. This controls the visibility and size of the icon displayed next to the message. Use 0 for no image, or 1-3 (highest strength, largest icon). | 14.0 | ||
| summary | String | The summary message. | 14.0 | ||
| title | String | The title text for the message. | 14.0 |