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How to returns the length of an array (the number of array elements) ?

Programming PHP JavaScript HTML Cascading Style Sheets CSS
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Question added by mohamed ahmed mahmoud , مصمم مواقع انترنت web designer , conect
Date Posted: 2017/03/18
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medhatmahmoud mahmoud
by medhatmahmoud mahmoud , Web Designer , Connect Computer Service Co

<p id="result"></p>

 

<script>

var names = ["mohamed", "ahmed", "mahmoud", "karem"];

document.getElementById("result").innerHTML = names.length;

</script>

 

 

this will retrun 4 

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