Online PHP editor | output for 5Ud5O

@ 2013-05-09T10:41:16Z

<?php
$result = "°Freen\x18 ew°\x90ɮ\xc2";

//$result = trim($result,"\xc2"/*"\xa0"*/);

//echo preg_replace('#[\x00-\x1F\x7F-\x9F]#S', '', $result);

$result = preg_replace('~[\x{0000}-\x{001F}\x{007F}-\x{00a0}]~', '', $result);


//reject overly long 2 byte sequences, as well as characters above U+10000 and replace with ?
$result= preg_replace(
                      '/[\xC2-\xDF]((?![\x80-\xBF])|[\x80-\xBF]{2,})/S',
'', $result );
echo $result;

Output for 4.4.3 - 4.4.9, 5.1.3 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 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 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: °Freen ew°ɮ
Output for 4.3.11, 4.4.0 - 4.4.2, 5.0.0 - 5.0.5, 5.1.0 - 5.1.2: Warning: preg_replace(): Compilation failed: range out of order in character class at offset 11 in /in/5Ud5O on line 8
Output for 4.3.0 - 4.3.10: Warning: Compilation failed: range out of order in character class at offset 11 in /in/5Ud5O on line 8

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