how to write platform specific code in react native componenet props code example

Example 1: react native styles for both platforms

import { Platform, StyleSheet } from 'react-native';

const styles = StyleSheet.create({
  container: {
    flex: 1,
    ...Platform.select({
      ios: {
        backgroundColor: 'red'
      },
      android: {
        backgroundColor: 'green'
      },
      default: {
        // other platforms, web for example
        backgroundColor: 'blue'
      }
    })
  }
});

Example 2: how to use platform.select

import {Platform} from 'react-native';
    st styles = StyleSheet.create({
      container: {
        flex: 1,
        ...Platform.select({
          ios: {
            backgroundColor: 'red',
          },
          android: {
            backgroundColor: 'blue',
          },
        }),
      },
    });