I am trying to change the color of a button pressed from a dynamic json list using useRef. But when I use the useRef it is only aiming at the last value of the list.But if I add array in…
I'm using TypeScript with React Native to develop a mobile app. To restore the scroll position of the previous screen, I created a variable and assign the useRef() to handle the scroll. What is the type for the ref prop?…
when I click on an element in the flatlist, I just want to change its style. but whichever button I click, only the style of the last element changes. codes below. what do i need to do to fix it?…
I'm trying to create react app with expo using expo-camera for taking pictures. I have separately components MeasurementCameraScreen and MeasurementCamera. I'm using useRef() hook to be able to call takePictureAsync() from the MeasuremenCameraScreen. When pressing the take image -button takePicture()…