3v4l.org

run code in 300+ PHP versions simultaneously
<?php function init(){ error(); } function error() { var_dump( debug_backtrace(DEBUG_BACKTRACE_PROVIDE_OBJECT, 2) ); } init();
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
array(2) { [0]=> array(4) { ["file"]=> string(9) "/in/D0j08" ["line"]=> int(4) ["function"]=> string(5) "error" ["args"]=> array(0) { } } [1]=> array(4) { ["file"]=> string(9) "/in/D0j08" ["line"]=> int(11) ["function"]=> string(4) "init" ["args"]=> array(0) { } } }
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 array(2) { [0]=> array(4) { ["file"]=> string(9) "/in/D0j08" ["line"]=> int(4) ["function"]=> string(5) "error" ["args"]=> array(0) { } } [1]=> array(4) { ["file"]=> string(9) "/in/D0j08" ["line"]=> int(11) ["function"]=> string(4) "init" ["args"]=> array(0) { } } }
Output for 5.3.6 - 5.3.29
Warning: debug_backtrace() expects at most 1 parameter, 2 given in /in/D0j08 on line 8 NULL
Output for 5.2.5 - 5.2.17, 5.3.0 - 5.3.5
Notice: Use of undefined constant DEBUG_BACKTRACE_PROVIDE_OBJECT - assumed 'DEBUG_BACKTRACE_PROVIDE_OBJECT' in /in/D0j08 on line 8 Warning: debug_backtrace() expects at most 1 parameter, 2 given in /in/D0j08 on line 8 NULL
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.4
Notice: Use of undefined constant DEBUG_BACKTRACE_PROVIDE_OBJECT - assumed 'DEBUG_BACKTRACE_PROVIDE_OBJECT' in /in/D0j08 on line 8 Warning: Wrong parameter count for debug_backtrace() in /in/D0j08 on line 8 NULL

preferences:
286.68 ms | 402 KiB | 459 Q