3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input = ' "this is in double quotes" but the rest aint '; $str = preg_replace("/\".*\"/U","",$input); print_r($m[0]); ?>
Output for 8.3.0 - 8.3.6
Warning: Undefined variable $m in /in/3GdLo on line 6 Warning: Trying to access array offset on null in /in/3GdLo on line 6
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Warning: Undefined variable $m in /in/3GdLo on line 6 Warning: Trying to access array offset on value of type null in /in/3GdLo on line 6
Output for 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Notice: Undefined variable: m in /in/3GdLo on line 6 Notice: Trying to access array offset on value of type null in /in/3GdLo on line 6
Output for 7.3.32 - 7.3.33, 7.4.26
Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 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 - 7.3.31
Notice: Undefined variable: m in /in/3GdLo on line 6
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
Notice: Undefined variable: m in /in/3GdLo on line 6
preferences:
318.46 ms | 402 KiB | 460 Q