@ 2014-03-01T08:30:26Z <?php
$str = json_decode('{"a": "\u000f\u000f?\u001f\u000f\u000e\u000f\u001e\u00c3"}')->a;
var_dump(hex($str));
$str = preg_replace('/[\x00-\x19\x7f]/', '', $str);
var_dump(hex($str));
function hex($s) {
$h = '';
for ($i = 0; $i < strlen($s); $i++) {
$h .= dec2hex(ord($s[$i])) . ' ';
}
return $h;
}
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Output for 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 Fatal error: Uncaught Error: Call to undefined function dec2hex() in /in/cQmQQ:10
Stack trace:
#0 /in/cQmQQ(3): hex('\x0F\x0F?\x1F\x0F\x0E\x0F\x1E\xC3\x83')
#1 {main}
thrown in /in/cQmQQ on line 10
Process exited with code 255 . Output for 5.2.3 - 5.2.17 , 5.3.0 - 5.3.29 , 5.4.0 - 5.4.45 , 5.5.0 - 5.5.35 , 5.6.0 - 5.6.28 Fatal error: Call to undefined function dec2hex() in /in/cQmQQ on line 10
Process exited with code 255 . Output for 5.2.0 - 5.2.2 <br />
<b>Fatal error</b>: Call to undefined function dec2hex() in <b>/in/cQmQQ</b> on line <b>10</b><br />
Process exited with code 255 . Output for 5.0.0 - 5.0.5 , 5.1.0 - 5.1.6 <br />
<b>Fatal error</b>: Call to undefined function json_decode() in <b>/in/cQmQQ</b> on line <b>2</b><br />
Process exited with code 255 . Output for 4.4.2 - 4.4.9 <br />
<b>Parse error</b>: syntax error, unexpected T_OBJECT_OPERATOR in <b>/in/cQmQQ</b> on line <b>2</b><br />
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 <br />
<b>Parse error</b>: parse error, unexpected T_OBJECT_OPERATOR in <b>/in/cQmQQ</b> on line <b>2</b><br />
Process exited with code 255 . Output for 4.3.2 - 4.3.4 <br />
<b>Parse error</b>: parse error in <b>/in/cQmQQ</b> on line <b>2</b><br />
Process exited with code 255 . preferences:dark mode live preview
303.44 ms | 401 KiB | 390 Q