Php 5 6 Vs Php 7. Instead they released major version 7 0 on december 3 2015. We can clearly see that the response time for php 7 is less than that of php 5.
It allows to serve more concurrent users without requiring any additional hardware. There are a few incompatibilities and new features that. Php 7 uses new zend engine 3 0 to improve application performance almost twice and 50 better memory consumption than php 5 6.
Php 7 3 so far up to 25 faster than php 7 0.
Despite the fact that php 7 0 is a new major version efforts have been made to make migration as painless as possible. The advanced version that is meant to replace php 5 and php 6 failed one version. We are well aware that php 7 is at least 2x faster than php 5 6. After 5 6 php did not release the 6th version.
