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How to Display Error/Information messages in Visualforce Pages
Learn How to Show Error/Information Message in Visualforce Page
Many case user want to display multiple error/warning/information message in the UI(Visualforce Page). Please find below sample code
Apex Code :
ApexPages.addmessage(new ApexPages.message(ApexPages.Severity.Info, 'Please fill all manfaroty fields.'));
ApexPages.addmessage(new ApexPages.message(ApexPages.Severity.Error, 'Name is manfatory.'));
ApexPages.addmessage(new ApexPages.message(ApexPages.Severity.WARNING, 'Need more information in order to process your file.'));Visualforce Page:
<apex:pageMessages>Note : you can use this logic for debugging code also
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