Robert Plank shows us how to protect your ClickBank products, using PHP. No more worrying about managing databases or customer lists!

PHP is a very powerful scripting language, and you can use all that power in combination with the power of a command line. Robert Plank shows us how!

With this short codesnippet you can easily check if a file exists on your server.

This codesnippet can be used to login into a FTP server, and then upload a file. Common use might be for backup purposes on a off-site FTP server.

With this codesnippet you can very easily list all the files in a directory, effectively creating a web-based filemanager (if you extend it with other functions).

This useful codesnippet can be used to create long strings, without having to escape ’single’ or “double” quotes, but $variables can still be parsed. Very useful for very long texts.

Use these two useful functions to change text into binary and vice versa.

With this function you can easily retrieve the current date stamp. Very useful for comparing it with data from a MySQL database.

Use this handy function to encode e-mail addresses so it still looks good to humans, but can’t be read by (spam) bots.

Use this handy function, written by David Speake, to crop a sentence to a certain length. This function makes sure the words don’t get broken up in the middle.