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+import React, { Component } from 'react';
+import { Text, View } from 'react-native';
+
+export default class HelloWorldApp extends Component {
+ //Every component needs a render() function
+ render() {
+ return (
+ //<View> acts like the way <div> does in JavaScript
+ //style={...} stores properties about where you want the component to be placed
+ //and how you want it to look. It's similar to adding CSS styles to HTML elements
+ //when creating web pages
+ <View style={{ flex: 1, justifyContent: "center", alignItems: "center" }}>
+ <Text>Hello world!</Text>
+ </View>
+ );
+ }
+}