Features:
- Constant scalar expressions
- Variadic functions via …
- Argument unpacking via …
- Exponentiation via **
- phpdbg
- Default character encoding
- php://input is reusable
- Large file uploads
- GMP supports operator overloading
- hash_equals() for timing attack safe string comparison
- gost-crypto hash algorithm
- SSL/TLS improvements
- pgsql async support
Install PHP 5.6.0 on Ubuntu 14.04 & Ubuntu 14.10:
sudo add-apt-repository ppa:ondrej/php5-5.6 sudo apt-get update sudo apt-get upgrade sudo apt-get install php5
