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<?php $arr = []; $range = range(1,10); foreach($range as $x) $arr[] = log10($x); echo '<pre>'; print_r($arr); echo '</pre>';
Output for 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, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
<pre>Array ( [0] => 0 [1] => 0.30102999566398 [2] => 0.47712125471966 [3] => 0.60205999132796 [4] => 0.69897000433602 [5] => 0.77815125038364 [6] => 0.84509804001426 [7] => 0.90308998699194 [8] => 0.95424250943932 [9] => 1 ) </pre>
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/p1lXP on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/p1lXP on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/p1lXP on line 3
Process exited with code 255.

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254.56 ms | 401 KiB | 329 Q