Happy PHP Debugging

hpd.md

Happy PHP Debugging

Usage

gdb --args /usr/bin/php script.php

(gdb) source ~/src/php/7.2.1/.gdbinit
(gdb) set print object on
(gdb) set print pretty on
(gdb) zbacktrace
(gdb) ptype ht.arData.key
type = struct _zend_string {
    zend_refcounted_h gc;
    zend_ulong h;
    size_t len;
    char val[1];
} *

Links

GDB

• [en] GDB with PHP
• [en] Commands for controlled output
• [en] Debugging PHP Extensions
• [en] GDB Cheat Sheet
• [en] Debugging with GDB - Stopping and Continuing
• [en] GDB dashboard
• [en] Quick Guide to GDB
• [ru] PHP, GDB и массивы

Blogs

• [en] Pensieve
• [en] Julien Pauli tech life

Other links

• [en] PHP Internals (PHP5, PHP7)
• [en] PHP Internals Book (PHP5, PHP7)
• [en] PHP7 Reference
• [en] Internal Value Representation in PHP 7 - Part 1
• [en] Internal Value Representation in PHP 7 - Part 2
• [en] PHP Internals: Getting Started
• [en] Memory management
• [en] PHP Internals Articles
• [en] PHP Wiki: Extensions