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<!DOCTYPE html>
<html>
<body>
​
<h2>JavaScript Arrays</h2>
​
<p>Adding elements with high indexes can create undefined "holes" in an array.</p>
​
<p id="demo"></p>
​
<script>
var fruits, text, fLen, i;
fruits = ["Banana", "Orange", "Apple", "Mango"];
fruits[6] = "Lemon";
​
fLen = fruits.length;
text = "";
for (i = 0; i < fLen; i++) {
  text += fruits[i] + "<br>";
}
document.getElementById("demo").innerHTML = text;
</script>
​
</body>
​
<!-- Mirrored from www.w3schools.com/js/tryit.asp?filename=tryjs_array_holes by HTTrack Website Copier/3.x [XR&CO'2014], Mon, 27 Jan 2020 02:28:14 GMT -->
</html>
​
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