3v4l.org

run code in 300+ PHP versions simultaneously
<?php header_register_callback(function(){ $backtrace = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS); foreach($backtrace as $frame){ if(isset($frame['file'], $frame['line'])){ echo "Output started: {$frame['file']}:{$frame['line']}\n"; break; } } }); echo "data";
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1
Output started: /in/vm8KO:13 data
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
preferences:
159.74 ms | 407 KiB | 5 Q