react native asign width to image
import { Dimensions } from "react-native"; const win = Dimensions.get('window'); <Image style={{ width: win.width/2, height: win.width/2, resizeMode: "contain", alignSelf: "center", borderWidth: 1, borderRadius: 20, }} source={{uri:'https://facebook.github.io/react/img/logo_og.png'}} resizeMode="stretch" />