JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://getfirebug.com/firebug-lite-debug.js"></script>
<!-- disregard this pane, html is shown in the "result" pane -->




































































<h4><strong>&larr; Code Example from <a href="http://www.javascriptenlightenment.com/" target="_blank">JavaScript Enlightenment Book</a> by <a href="http://www.codylindley.com" target="_blank">Cody Lindley</a></strong></h4>

<p>JavaScript code is executed on page load. Click the "Run" button in the top bar to re-run the JavaScript code. Output is logged to the <a href="http://getfirebug.com/firebuglite" target="_blank">Firebug Lite</a> console below &darr;.</p>

JavaScript

var myNumber = new Number('23');
var myNumberL = 23; // リテラル宣言
var myString = new String('male');
var myStringL = 'male'; // リテラル宣言
var myBoolean = new Boolean('true');
var myBooleanL = true; // リテラル宣言
var myObject = new Object();
var myObjectL = {}; // リテラル宣言
var myArray = new Array();
var myArrayL = []; // リテラル宣言
var myFunction = new Function();
var myFunctionL = function() {}; // リテラル宣言
var myDate = new Date();
var myRegExp = new RegExp('/./');
var myRegExpL = /./; // リテラル宣言
var myError = new Error();

console.log( // すべてtrueを返す
	myNumber.constructor === Number,
	myNumberL.constructor === Number,
	myString.constructor === String,
	myStringL.constructor === String,
	myBoolean.constructor === Boolean,
	myBooleanL.constructor === Boolean,
	myObject.constructor === Object,
	myObjectL.constructor === Object,
	myArray.constructor === Array,
	myArrayL.constructor === Array,
	myFunction.constructor === Function,
	myFunctionL.constructor === Function,
	myDate.constructor === Date,
	myRegExp.constructor === RegExp,
	myRegExpL.constructor === RegExp,
	myError.constructor === Error
);

console.log(myFunction);