My presentation about PHP7 for event "Deep Insight Laravel, Magento, and PHP7" on 20th February 2016 at D.Lab Jakarta.

1. Contact Me!
email: petra.barus@gmail.com
twitter: @petrabarus
telegram: petrabarus
github: petrabarus
Deep insight Laravel, Magento, dan PHP7
20th February 2016
D.Lab, Jakarta

3. - Chief Technology Officer, UrbanIndo.com
- Master of Informatics Engineering ITB
- Have been using PHP since 2003
- Writes Yii2 libraries
- Interests: Distributed systems, High performance
computing, Programming
- Hobby: Sleeping, reading books

6. What makes PHP7 much faster and
what can I learn from that?
How do the new PHP7 helps me to code?

10. Similar reason with Type Hinting

11. PHP 5
PHP 7

12. PHP 5
PHP 7

16. PHP 5
PHP 7

19. According to HHVM…..

20. According to Zend…..

21. Reference:
http://www.slideshare.net/nikita_ppv/php-7-what-changed-internally-php-barcelona-2015
http://www.slideshare.net/nikita_ppv/php-7-what-changed-internally
http://www.slideshare.net/jpauli/php-7-performances-from-php-5

22. Size Latency
L1 Cache 32kB 1ns
L2 Cache 256kB 4ns
L3 Cache 4000kB 12ns
Memory 2000+MB 100ns
A bit intro to low level optimization by utilizing CPU cache and memory
architecture

23. Much faster because using CPU cache
Consider these C codes

24. Reference:
https://software.intel.com/en-us/articles/how-to-use-loop-blocking-to-optimize-memory-use-on-32-bit-
intel-architecture

25. Memory

29. PHP 5 PHP 7

35. PHP5
PHP7

36. PHP5

37. PHP7