Not affiliated with official shadcn/ui. Visit ui.shadcn.com for official docs.
React Combobox - With Validation Feedback
A React combobox with validation feedback showing border-destructive styling and error message using useEffect to validate selection with shadcn/ui
Looking to implement shadcn/ui patterns?
Join our Discord community for help from other developers.
Invalid inputs break forms—visible validation prevents submission errors. This React combobox displays validation state with border-destructive red border on trigger when error exists and text-destructive error message Please select a currency below dropdown using useEffect validation checking value state. Built with shadcn/ui Command and Popover featuring conditional className using cn utility. The validation feedback pattern improves form accuracy—perfect for required fields, form validation, conditional requirements, or anywhere selection must be validated showing users exactly what's wrong and how to fix it before submission.
Please select a currency
Pattern created by @haydenbleasel
Installation
Related patterns you will also like
Simple Single Select
Basic combobox without validation
With Disabled Items
Disabled item states
Form Validation
General form validation patterns
Input with Error
Input validation feedback
Error State with Retry
API error state
Select with Validation
Native select validation
Questions you might have
React Combobox - No Results Variation
A React combobox with enhanced CommandEmpty showing Search icon and Try different search term message for no results state with shadcn/ui
React Combobox - With Disabled Items
A React combobox with selectively disabled items using disabled property and opacity-50 styling preventing selection of unavailable options with shadcn/ui