[root@astra scripts]# php -v
PHP 5.5.6 (cli) (built: Nov 26 2013 05:08:17)
Copyright (c) 1997-2013 The PHP Group
Zend Engine v2.5.0, Copyright (c) 1998-2013 Zend Technologies
with Zend OPcache v7.0.3-dev, Copyright (c) 1999-2013, by Zend Technologies
[root@astra scripts]# php -m | grep json
json