3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types=1); public function isItInt(integer $i) { var_dump(is_int($i)); } isItInt("1");
Output for 7.0.0 - 7.0.1
Parse error: syntax error, unexpected 'public' (T_PUBLIC), expecting end of file in /in/T5D8l on line 4
Process exited with code 255.
Output for 5.5.24 - 5.5.30, 5.6.8 - 5.6.16
Warning: Unsupported declare 'strict_types' in /in/T5D8l on line 2 Parse error: syntax error, unexpected 'public' (T_PUBLIC) in /in/T5D8l on line 4
Process exited with code 255.
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166.96 ms | 1395 KiB | 25 Q