3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 'foo.bar.baz'; echo strtok($a, '.') .' | '. $a .' | '. var_export(strtok(null), true); echo PHP_EOL; $a = 'foo'; echo strtok($a, '.') .' | '. $a .' | '. var_export(strtok(null), true);
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Deprecated: strtok(): Passing null to parameter #1 ($string) of type string is deprecated in /in/tQcUq on line 4 foo | foo.bar.baz | 'bar.baz' Deprecated: strtok(): Passing null to parameter #1 ($string) of type string is deprecated in /in/tQcUq on line 7 foo | foo | false
Output for 4.3.10 - 4.3.11, 4.4.0 - 4.4.9, 5.0.2 - 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, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
foo | foo.bar.baz | 'bar.baz' foo | foo | false
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
foo | foo.bar.baz | 'bar.baz' Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/tQcUq on line 5 PHP_EOLfoo | foo | false
preferences:
250.79 ms | 402 KiB | 329 Q