3v4l.org

run code in 300+ PHP versions simultaneously
<?php ob_start('assert'); echo 'phpinfo()===$out=ob_get_contents()'; echo $out; ob_end_flush();
Output for 5.4.0 - 5.4.7, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Output for 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
phpinfo()===$out=ob_get_contents() Notice: Undefined variable: out in /in/eiFFF on line 5 Warning: Cannot call assert() with string argument dynamically in /in/eiFFF on line 6
Output for 7.3.32 - 7.3.33
phpinfo()===$out=ob_get_contents() Warning: Cannot call assert() with string argument dynamically in /in/eiFFF on line 6
Output for 5.4.8 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.1 - 7.0.20
Fatal error: Unknown: Cannot use output buffering in output buffering display handlers in Unknown on line 0
Process exited with code 255.
Output for 7.0.0
Catchable fatal error: Unknown: Cannot use output buffering in output buffering display handlers in Unknown on line 0
Process exited with code 255.
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196.88 ms | 401 KiB | 243 Q