cmd-save · August 23, 2017 15:20
diff --git a/example1.js b/example1.js
 var animal = 'dog';
 function whatAnimal() {
    console.log(animal);  // undefined (not dog)
    var animal = 'cow';
    console.log(animal);  // cow
 }
	var animal = 'dog';
	function whatAnimal() {
	console.log(animal); // undefined (not dog)
	var animal = 'cow';
	console.log(animal); // cow
	}
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