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

<apex:page standardController="Opportunity" recordSetVar="opportunities"
    tabStyle="Opportunity" sidebar="false">
    <p>Enter an alphabetic character for the "Close Date," 
       then click Save to see what happens.</p>
    <apex:form >
        <apex:pageBlock >
        <apex:pageMessage summary="This pageMessage will always display. Validation error 
           messages appear in the pageMessages component." severity="warning" strength="3" />
        <apex:pageMessages />
        <apex:pageBlockButtons >
            <apex:commandButton value="Save" action="{!save}"/>
        </apex:pageBlockButtons>
            <apex:pageBlockTable value="{!opportunities}" var="opp">
                <apex:column value="{!opp.name}"/>
                <apex:column headerValue="Close Date">
                    <apex:inputField value="{!opp.closeDate}"/>
                </apex:column>
            </apex:pageBlockTable>
        </apex:pageBlock>
    </apex:form>
</apex:page>

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

See Also

apex:pageMessages