3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = "hola"; $var_2 = " " + $var; echo "" + $var;
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/ISLq1:3 Stack trace: #0 {main} thrown in /in/ISLq1 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/ISLq1 on line 3 Warning: A non-numeric value encountered in /in/ISLq1 on line 3 Warning: A non-numeric value encountered in /in/ISLq1 on line 5 Warning: A non-numeric value encountered in /in/ISLq1 on line 5 0
Output for 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

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268.57 ms | 402 KiB | 376 Q