A code Repo for JavaScript Series . Easy to Understand and beginer Friendly Course . JavaScript-Look-Easy in this Series. - Santosh-Pathak/JavaScript-Looks-Easy ...

Does not affect or mutate external state (ie : no side effects) Does not rely on external state Always return same output for a given input Have up to date documentation You can't rely on ...

JavaScript Made Easy: How to Make a Simple Image Rollover. By Dori Smith. JAN 31, 2001 4:00 pm PST. ... This line checks to see if the JavaScript code can detect any images on the page.

As always, only use this code if the browser you’re designing for supports image manipulation via JavaScript (that is, Netscape 3 or later and Internet Explorer 4 or later).

As an aside, note that the Intl.ListFormat() JavaScript object makes it easy to add “and” before the last item in a comma-separated array-to-string. So, the code ...