Multiple declaration

[jinolacson]

javascript-4-prototype/SpecRunner.html

Lines 21 to 24 in e8c19e3

	<script src="test/spec/instanceArraySpec.js"></script>
	<script src="test/spec/sayNameSpec.js"></script>
	<script src="test/spec/arrayPropertySpec.js"></script>
	<script src="test/spec/quizAppSpec.js"></script>

[jinolacson]

javascript-4-prototype/test/spec/arrayPropertySpec.js

Lines 1 to 7 in e8c19e3

	const isNode = new Function(`
	try {
	return this === global;
	} catch (e) {
	return false;
	}
	`);

javascript-4-prototype/test/spec/instanceArraySpec.js

Lines 1 to 7 in e8c19e3

	const isNode = new Function(`
	try {
	return this === global;
	} catch (e) {
	return false;
	}
	`);

javascript-4-prototype/test/spec/quizAppSpec.js

Lines 1 to 7 in e8c19e3

	const isNode = new Function(`
	try {
	return this === global;
	} catch (e) {
	return false;
	}
	`);

javascript-4-prototype/test/spec/sayNameSpec.js

Lines 1 to 7 in e8c19e3

	const isNode = new Function(`
	try {
	return this === global;
	} catch (e) {
	return false;
	}
	`);

Should be replaced with:

// true = Using console, false = Using browser
var isNode = ( typeof window === 'undefined' ) ? true : false ; 

if (isNode) {
...