Actually, the problem isn't in the brackets. Look at:
Code
code:
Your first thought is that it decrements the value of $firstVar before it adds it, but actually it does so after. If you change it to --$firstVar it will work like you would expect, and print 38.
Donate to UBBDev today to help aid in Operational, Server and Script Maintenance, and Development costs.
Please also see our parent organization VNC Web Services if you're in the need of a new UBB.threads Install or Upgrade, Site/Server Migrations, or Security and Coding Services.