3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $str1 = "foo\x00bar\x00baz"; function showRawCharacters($result) { $resultInHex = unpack('H*', $result); $resultInHex = $resultInHex[1]; $resultSeparated = implode(', ', str_split($resultInHex, 2)); //byte safe echo $resultSeparated."\n"; } showRawCharacters($str1); echo "strcmp = ".strcmp($str1, "foo")."\n"; echo "strcmp = ".strcmp("foo", $str1)."\n"; echo "strlen = ".strlen($str1)."\n";
Output for 5.0.0 - 5.0.2, 5.0.5 - 5.1.1, 5.1.3 - 7.1.0
66, 6f, 6f, 00, 62, 61, 72, 00, 62, 61, 7a strcmp = 8 strcmp = -8 strlen = 11
Output for 5.1.2
66, 6f, 6f, 00, 62, 61, 72, 00, 62, 61, 7a, 0 strcmp = 8 strcmp = -8 strlen = 11
Output for 5.0.3 - 5.0.4
Warning: unpack(): Type H: outside of string in /in/SlIEK on line 8 66, 6f, 6f, 00, 62, 61, 72, 00, 62, 61, 7a strcmp = 8 strcmp = -8 strlen = 11
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: str_split() in /in/SlIEK on line 10
Process exited with code 255.
Output for 4.3.5 - 4.3.9, 4.3.11 - 4.4.4
Fatal error: Call to undefined function: str_split() in /in/SlIEK on line 10
Process exited with code 255.
Output for 4.3.10
Warning: unpack(): Type H: outside of string in /in/SlIEK on line 8 Fatal error: Call to undefined function: str_split() in /in/SlIEK on line 10
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Notice: Undefined offset: 1 in /in/SlIEK on line 9 Fatal error: Call to undefined function: str_split() in /in/SlIEK on line 10
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Notice: Undefined offset: 1 in /in/SlIEK on line 9 Fatal error: Call to undefined function: str_split() in /in/SlIEK on line 10