reactのコンポーネントの書き方メモ

reactのコンポーネントの書き方

app.js

import React from 'react';
import logo from './logo.svg';
import './App.css';

import TestComponent from './components/TestComponent.js';
import ButtonComponent from './components/ButtonComponent.js';

function App() {
  return (
    <div className="App">
      <header className="App-header">
        <img src={logo} className="App-logo" alt="logo" />
        <p>
          Edit <code>src/App.js</code> and save to reload!!!!!.
        </p>
        <TestComponent text="うふふふ" />
        <TestComponent text="あははは" />
        <ButtonComponent text="あははは" bgColor="red" />
        <a
          className="App-link"
          href="https://reactjs.org"
          target="_blank"
          rel="noopener noreferrer"
        >
          Learn React
        </a>
      </header>
    </div>
  );
}

export default App;

TestComponent.js

import React from "react";
import styled from "styled-components";


const TestComponent = props => {
  return (
    <Test>
      {props.text}
    </Test>
  );
};

const Test = styled.p`
  padding: 0 40px 40px 40px;
  font-size: 1.4rem;
`;

export default TestComponent;