Code Tips

Task:

• Storeowner wants to send the customer an email with a unique code when the customer creates an account.
• The code pattern is "ABC00001", where ABC is fixed text, and 00001 is the customer number, with leading zeros up to exactly 5 digits.
• There is no need to build a database of already-issued codes, since the customer ID number is already unique per customer.
• The store is using v1.5.0 code.

The thinking and coding process:
First, since this must ...

When PHP 5.3 was released, some older features were retired (some removed, some "deprecated", etc).

And if your custom code or your addons/plugins are using those features, things will break and you'll encounter the dreaded "white screen of death".

What do you need to change?

Here's the list I generally follow, along with how I usually remedy it:

ereg('searchtext', 'a_string', $optionalVar) becomes preg_match('/searchtext/ ...