How to write an image upload and validation class | PHP object oriented tutorial.
In this tutorial we are going to use the object oriented programming - OOP style, and write an imageUpload class to upload an image using php.
In our applications, we are going to use image upload actions very often. So the best thing to do, is to have a class which will handle all the upload process. We can transfer the class from one project to another and everything will work just fine. Plus we can add functions to expand the class anytime with ease.
So in this tutorial we are going to use the object oriented programming - OOP style, and write an imageUpload class to upload and validate an image .
In this video we see how to get the file's mime type with the finfo_file() function.
We validate the image name so we can stored it safely in the database.
Also we validate the file size, and throw an error if the file is bigger than 2MB.
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