[Home](./index.md) > [@snowplow/react-native-tracker](./react-native-tracker.md) > [FormFocusOrChangeEvent](./react-native-tracker.formfocusorchangeevent.md) > [elementClasses](./react-native-tracker.formfocusorchangeevent.elementclasses.md) ## FormFocusOrChangeEvent.elementClasses property The class names on the element Signature: ```typescript elementClasses?: Array | null; ```