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run code in 300+ PHP versions simultaneously
<?php print_r( array_filter(str_split(M_PI), 'is_numeric') );
Output for 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, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Array ( [0] => 3 [2] => 1 [3] => 4 [4] => 1 [5] => 5 [6] => 9 [7] => 2 [8] => 6 [9] => 5 [10] => 3 [11] => 5 [12] => 8 [13] => 9 [14] => 8 )
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: str_split() in /in/Eu7iH on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Fatal error: Call to undefined function: str_split() in /in/Eu7iH on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: str_split() in /in/Eu7iH on line 4

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