React
JSXの必要性 Reactで書く <script> ReactDOM.render( React.DOM.h1( {id: "my-heading"}, React.DOM.span(null, React.DOM.em(null, "Hell"), "o" ), " world!" ), document.getElementById('app') ); </script> 長くない? JSXで書く <script type="text/babel"> ReactDOM.render( <h1 id="my-heading"> <span><em>Hell</em>o</span> worl…</h1>