PHPを見える化する PHP Visualization 2009/09/05　10th PHP Conference 新原　雅司

■Self 新原雅司（Masashi Shinbara） @shin1x1 [Twitter/Wassr etc] １×１株式会社 関西在住 勉強会とか PHP3から

■Services http://follow-ok.in/ findTwitter OpenSource Twitter Search Searvice http://find-twitter.in/ http://github.com/shin1x1/findTwitter/tree/master

■This Presentation Target  audience PHP Proficiency [★☆☆] PHP Version 5.2.10

■Agenda Valiable Profile Function Trace

■Valiable

■Basic echo print_r var_dump

■Mania debug_zval_dump refcount value retruned

■Inside zval [Zend/zend.h] struct _zval_struct { zvalue_value value; zend_uint refcount; zend_uchar type; zend_uchar is_ref; }; type

■Inside type

■Profile

■Xdebug [Profiling] Output profiling file Analyse Tools KCacheGrind MacCallGrind WinCacheGrind webgrind Carica CacheGrind

■Xdebug + WinCacheGrind Windows GPL License Light Download profiling log

■Xdebug + WinCacheGrind

■Xdebug + webgrind Web（PHP + jQuery） BSD License Direct read profiling log Show source code Simple

■Xdebug + Carica CacheGrind Web（PHP + JavaScript） GPL License Direct read profiling log Not stable？

■XHProf Web（PHP + jQuery + Graphviz） MIT and GPL License Developed at Facebook Diff Report Callgraph

■Function Trace

■Xdebug [Function Traces] all function calls parameters return values time index memory delta

DEMO

■Summary

■Summary Program don't run as thought. It run as written. Some Visualization ways. Go for 30th（PHP20? PHP3000?）

Thank you very much for kind attention Twitter: @shin1x1 blog: http://www.1x1.jp/blog/