If you ever require users to submit a date using an online form, perhaps a birthday or an expiry date, a good way to eliminate spelling mistakes and format the submitted date how you want is to provide drop down ‘select’ elements. Using PHP, we can easily create dynamic select elements for the day, month [...]
Ok, we’ve all got the standard copyright notice at the bottom of our web pages, something like © 2009. © 2009 But let’s be honest, nothing looks worse than a copyright statement when the year is out of date! It gives the impression that you don’t care. You can easily prevent this by using the [...]
The complete script can be downloaded here In the last part of this series, we’ll create ‘showdetails.js’. This will turn our web page into a AJAX-powered web page! In the first part we created the XMLHttpRequest Object. Now we need to create an instance of it.
An example of what you’re creating can be seen here. The complete script can be downloaded here In the first part, we created a function, getRequestObj(), that we can now use to initiate a new XMLHttpRequest object.
AJAX is now everywhere on the web. The ability to update content on the web page without reloading the page provides a slicker experience to the user whilst also reducing the load on the server (the server only needs to output the updated content and not the entire page).
We’ve already covered ‘creating a random image with JavaScript’ but the best way to produce a random image on each page load is to use PHP. Using PHP, you are not relying on the browser supporting JavaScript at all and everyone will see the random images. OK, to start, we’ll create a function called randomSelect(). [...]
