ourArray.length
<!-- Dedicated to God the Father -->
<!-- All Rights Reserved Christopher Topalian Copyright 2000-2023 -->
<!-- https://github.com/ChristopherTopalian -->
<!-- ourArray.length.html -->
<html>
<head>
<title> ourArray.length </title>
<style>
body
{
padding: 20px;
background-color: rgb(40, 40, 40);
font-size: 20px;
color: rgb(255, 255, 255);
}
.howManyPeopleDiv
{
padding: 20px;
background-color: rgb(0, 0, 0);
font-size: 50px;
font-weight: bold;
color: rgb(255, 255, 255);
}
</style>
<script>
let people = [
"Jane",
"Jennifer",
"Tabitha",
"Joan"
];
function setStage()
{
let howManyPeopleDiv = document.createElement("div");
howManyPeopleDiv.id = "howManyPeopleDiv";
howManyPeopleDiv.className = "howManyPeopleDiv";
document.body.append(howManyPeopleDiv);
}
function getNumberOfPeople(whichArray)
{
let numberOfPeople = whichArray.length;
return numberOfPeople;
}
function whenLoaded()
{
setStage();
document.getElementById("howManyPeopleDiv").innerHTML = getNumberOfPeople(people) + " are in the array";
}
</script>
<body onload = "whenLoaded();">
</body>
</html>
<!--
// Generalized Function Naming
function arrayAmount(whichArray)
{
let numberOfItemsInArray = whichArray.length;
return numberOfItemsInArray;
}
// Another version
function arrayAmount(whichArray)
{
return whichArray.length;
}
-->