A presentation at PHPSerbia 2017 in in Belgrade, Serbia by Adam Culp
Debugging ElePHPants By: Adam Culp Twitter: @adamculp
Debugging ElePHPants About me ● – OSS Contributor – PHP Certified – Zend Certification Advisory Board – PHP-Fig voting member (IBM i Toolkit) – Consultant at Zend Technologies – Organizer SoFloPHP (South Florida) – Organizer SunshinePHP (Miami) – Long distance (ultra) runner – Photography Enthusiast – 2 Judo Black Belt Instructor
Debugging ElePHPants About me ● – OSS Contributor – PHP Certified – Zend Certification Advisory Board – PHP-Fig voting member (IBM i Toolkit) – Consultant at Zend Technologies – Organizer SoFloPHP (South Florida) – Organizer SunshinePHP (Miami) – Long distance (ultra) runner – – 3 I am the Photography Enthusiast PHP Ninja!!! Judo Black Belt Instructor
Debugging ElePHPants ● 4 I Help Build The Web
Debugging ElePHPants ● Manual Debugging Methods – 5 Manual ● Echo “” ● Print “” ● eval() ● print_r() ● var_dump() ● die() ● console_log() ● Toolbars (framework specific of otherwise)
Debugging ElePHPants ● The Ugly – 6
Debugging ElePHPants ● Automated – 7
Debugging ElePHPants ● Breakpoints – Inform debugger to stop execution at a given point – Click in the gutter to activate a breakpoint. – 8 A red dot is added, and line highlights in red
Debugging ElePHPants ● 9 IDE Listening – Activate “listening” in chosen IDE – Call up the app in a browser
Debugging ElePHPants ● IDE Debugging Starts – 10 Debug panel or perspective
Debugging ElePHPants ● Automated Debugging Methods – 11 Step-Debugging ● Step Over ● Step Into (and Force Step Into) ● Step Out
Debugging ElePHPants ● Automated Debugging Methods – Step-Over ● Decline to follow call into a class or function. ● 12 Button or F8 key
Debugging ElePHPants ● Automated Debugging Methods – Step-Into ● Accept to follow call into a class or function. ● 13 Button or F7 key
Debugging ElePHPants ● Automated Debugging Methods – Step-Out ● Break out of a class or function, back to execution point. ● 14 Button or ^F8 key (Shift+F8)
Debugging ElePHPants ● Thank you! ● Code at: https://github.com/adamculp Adam Culp http://www.rungeekradio.com http://www.geekyboy.com Twitter @adamculp
Everybody knows how to install a PHP debugger. But many PHP developers haven’t embraced step debugging, and instead do things in a manual way. For many, this is because they simply don’t know how to step-debug effectively.
Let’s explore how to debug common issues for problem resolution, and spend less time troubleshooting and more time coding. Attendees will see fundamentals to get up and running quickly once a debugger is installed.
for free. You
can too.