3v4l.org

run code in 300+ PHP versions simultaneously
<?php function getText() : string { return 'text'; } function printText(string $text) : void { echo $text . PHP_EOL; } printText(getText()); printText('custom text'); printText([]);
Output for 8.0.0 - 8.0.13, 8.1rc1 - rc3
text custom text Fatal error: Uncaught TypeError: printText(): Argument #1 ($text) must be of type string, array given, called in /in/M7ikB on line 15 and defined in /in/M7ikB:8 Stack trace: #0 /in/M7ikB(15): printText(Array) #1 {main} thrown in /in/M7ikB on line 8
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.26
text custom text Fatal error: Uncaught TypeError: Argument 1 passed to printText() must be of the type string, array given, called in /in/M7ikB on line 15 and defined in /in/M7ikB:8 Stack trace: #0 /in/M7ikB(15): printText(Array) #1 {main} thrown in /in/M7ikB on line 8
Process exited with code 255.

preferences:
48.83 ms | 461 KiB | 5 Q