X-Debug in Php Storm
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XDebug is a PHP extension that provides debugging and profiling capabilities. It allows you to set breakpoints and pause script execution, avoiding the need to add print/echo statements for debugging. XDebug works with IDEs like PHPStorm, Sublime Text, and Vim. The document provides instructions for installing XDebug on Ubuntu, Mac, and Windows systems, and configuring it to work with PHPStorm or Sublime Text. It also describes various debugging tools available in the IDEs like breakpoints, stepping, and viewing variables.
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X-Debug in Php Storm
- 1. XDebug -> PHPStorm XDebug Integration to PHP Storm
- 2. What is XDebug ? • is a PHP extension that was written • • and is maintained by Derick Rethans provides debugging and profiling capabilities you can set a breakpoint and pause the execution of a script
- 3. What is XDebug ? • use to avoid var_dump, print_r and echo for debugging • completely replaces the need to litter your code with echo, print_r() or var_dump() calls, and displays information on all variables, not just the one you passed.
- 4. IDE Support • PHP Storm • Sublime Text 2 • Notepad++ • Vim
- 5. Installation Ubuntu sudo apt-get install php5-dev php-pear Install xdebug thru PECL o sudo pecl install xdebug Then edit php.in add: o zend_extension="/usr/lib/php5/20060613/xdebug.so" o [xdebug] o xdebug.file_link_format="txmt://open?url=file:// %f&line=%1" o xdebug.remote_enable = On o xdebug.remote_autostart = 1 • • • • restart apache : sudo /etc/init.d/apache2 restart
- 6. Installation Ubuntu • xdebug.profiler_̲enable = 1 xdebug.profiler_̲output_̲name = xdebug.out.%t xdebug.profiler_̲output_̲dir = /tmp • xdebug.profiler_̲enable_̲trigger = 1 restart apache : sudo /etc/init.d/apache2 restart
- 7. Installation Mac (Using precompiled binaries) cd /tmp/ curl http://xdebug.org/files/xdebug-2.2.1.tgz > xdebug.tgz tar -xvzf xdebug.tgz cd xdebug-2.2.1 phpize ./configure make make install • • • • • • • •
- 8. Installation Mac (Using precompiled binaries) • on php.ini add the following line: o zend_extension="/usr/lib/php5/20060613/xdebug.so" o [xdebug] o xdebug.file_link_format="txmt://open? url=file://%f&line=%1" o xdebug.remote_enable = On o xdebug.remote_autostart = 1 • Restart Apache
- 9. Installation Windows • Download appropriate xdebug version in http://xdebug.org/download.php • Save the .dll file to apache/modules folder • On php.ini add the following lines • o zend_extension="path/to/xdebug.dll" o [xdebug] o xdebug.remote_enable = On o xdebug.remote_autostart = 1 Restart Apache
- 10. Implement Xdebug to Php Storm • • Application -> Preferences -> PHP -> Debug -> DBGP Proxy Set Port to 9000 is recommended
- 11. Install XDebug Helper • • https://chrome.google.com/webstore/search/xdebug Once you’ve installed the extension, right click the little bug appearing in your address bar and go to the options.
- 12. Install XDebug Helper • • Set IDE key to PHPSTORM Set Domain Filter *.local
- 13. Install XDebug Helper • • After configuring right click the icon on your address bar Click Debug
- 14. Start XDebug Session • Click the “Start Listen PHP Debug Connections” button: • add breakpoints by clicking the space next to the line numbers on the left hand side
- 15. Implement Xdebug to Php Storm • If everything goes according to plan, this window should pop up inside of PhpStorm to inform you of an incoming debug connection:
- 16. Tools • • • • • Resume Program (F9) — Clicking on this green arrow allows script execution to proceed to next breakpoint if you have any more, or to end of script as it normally would. Stop (CTRL + F2) — Immediately halts script execution. Step Over (F8) — Goes to the next PHP line in current file. Does not go into method calls made within current context. Step Into (F7) — Goes to the next PHP line in current execution, not just the file. Dives into any method calls made, giving far more detail than Step Over. Step Out - If you stepped into a function and want to get out before the end is reached, just step out.
- 17. Tools • Variables — Displays all available variables, including objects, arrays or simple variables, at the current breakpoint. • • Editing Variable - You can edit variables without reloading the page. Run to Cursor - Run the specific line where the cursor is located.
- 18. Profiling • Tools -> Analyze XDebug Profiler Snapshot • Locate the file that used in config a. ex. /tmp/xdebug.out.1385202363
- 19. XDebug -> Sublime Text2 XDebug Integration to Sublime Text2
- 20. Download XDebug Plugin • Install Package Control a. https://sublime.wbond.net/installation b. control + ~ c. Paste the python code to console • • • • Open Package Manager (Command + Shift + p) Type Install Package Look for Kindari/SublimeXdebug On XDebug Helper for IDE Key a. sublime.xdebug
- 21. Sublime XDebug Shortcut Keys • Shift+f8: Open XDebug quick panel • • • • • • f8: Open XDebug control quick panel when debugger is connected Ctrl+f8: Toggle breakpoint Ctrl+Shift+f5: Run to next breakpoint Ctrl+Shift+f6: Step over Ctrl+Shift+f7: Step into Ctrl+Shift+f8: Step out