[tredre3]

Bit worrying that the first code example given in the blog isn't valid PHP.

Strings are concatenated with the . operator, not +.

https://3v4l.org/v9tFN

Or in older PHP versions it would output a number (because it would cast the strings to 0).

[pavel_lishin]

But that's an example of something crappy someone would throw together in 1998 and FTP up to their provider of choice.

[davekiss]

Shows how long it has been since I've written PHP