3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo 123 + 123 ; echo "\n"; echo 0123 + 123 ; echo "\n"; echo "\n"; echo "123" + 123 ; echo "\n"; echo "0123" + 123 ; echo "\n"; echo " 123" + 123 ; echo "\n"; echo "123 " + 123 ; echo "\n"; echo 123 + "123" ; echo "\n"; echo 123 + "0123" ; echo "\n"; echo 123 + " 123" ; echo "\n"; echo 123 + "123 "; echo "\n"; echo "\n"; echo "+123" + 123 ; echo "\n"; echo 123 + "+123" ; echo "\n"; echo "-123" + 123 ; echo "\n"; echo 123 + "-123" ; echo "\n"; echo "+ 123" + 123 ; echo "\n"; echo 123 + "+ 123" ; echo "\n"; echo "- 123" + 123 ; echo "\n"; echo 123 + "- 123" ; echo "\n";
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
246 206 246 246 246 246 246 246 246 246 246 246 0 0 Fatal error: Uncaught TypeError: Unsupported operand types: string + int in /in/uIkZN:22 Stack trace: #0 {main} thrown in /in/uIkZN on line 22
Process exited with code 255.
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
246 206 246 246 246 Notice: A non well formed numeric value encountered in /in/uIkZN on line 10 246 246 246 246 Notice: A non well formed numeric value encountered in /in/uIkZN on line 14 246 246 246 0 0 Warning: A non-numeric value encountered in /in/uIkZN on line 22 123 Warning: A non-numeric value encountered in /in/uIkZN on line 23 123 Warning: A non-numeric value encountered in /in/uIkZN on line 24 123 Warning: A non-numeric value encountered in /in/uIkZN on line 25 123
Output for 7.3.32 - 7.3.33
246 206 246 246 246 246 246 246 246 246 246 246 0 0 Warning: A non-numeric value encountered in /in/uIkZN on line 22 123 Warning: A non-numeric value encountered in /in/uIkZN on line 23 123 Warning: A non-numeric value encountered in /in/uIkZN on line 24 123 Warning: A non-numeric value encountered in /in/uIkZN on line 25 123
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 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33
246 206 246 246 246 246 246 246 246 246 246 246 0 0 123 123 123 123
preferences:
243.92 ms | 403 KiB | 454 Q