React Native

• Every core component is different and native, but uses React syntax like View, Text, ScrollView, Button, Modal

• Stylesheets are pretty similar, but every View is automatically in a flexbox already

Try out in browser with Snack

Check out resources

Web Browsers

import * as WebBrowser from "expo-web-browser";

function handleLearnMorePress() {
  WebBrowser.openBrowserAsync(    "https://docs.expo.io/versions/latest/workflow/development-mode/"
  );
}

 	//......
  return (
    <Text onPress={handleLearnMorePress} style={styles.helpLinkText}>
      Learn more
    </Text>
  );

Globals

__DEV__ => true if React Native in dev mode

import { Platform } from "react-native";

if(Platform.OS === "ios") 
  //...

const config = Platform.select({
  web: { headerMode: "screen" },
  default: {}
});