3v4l.org

run code in 300+ PHP versions simultaneously
<?php $name="Wanda"; echo "W"+"anda","\n"; echo $name === "W"+"anda","\n"; echo $name == "W"+"anda","\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
Fatal error: Uncaught TypeError: Unsupported operand types: string + string in /in/mknKN:3 Stack trace: #0 {main} thrown in /in/mknKN on line 3
Process exited with code 255.
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: A non-numeric value encountered in /in/mknKN on line 3 Warning: A non-numeric value encountered in /in/mknKN on line 3 0 Warning: A non-numeric value encountered in /in/mknKN on line 4 Warning: A non-numeric value encountered in /in/mknKN on line 4 Warning: A non-numeric value encountered in /in/mknKN on line 5 Warning: A non-numeric value encountered in /in/mknKN on line 5 1
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 - 5.6.40, 7.0.0 - 7.0.33
0 1
preferences:
323.86 ms | 404 KiB | 460 Q