3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php say("strcmp(): Returns < 0 if str1 is less than str2; > 0 if str1 is greater than str2, and 0 if they are equal. http://php.net/manual/en/function.strcmp.php"); # basic test string_lt('a', 'z'); # numeric strings string_lt('22', '123'); # non-numeric strings string_lt('bb', 'abc'); # non-numeric strings with numbers in # should be the same as "numeric strings" if strcmp() really does string comparison string_lt('22x', '123x'); function string_lt($str1, $str2) { # < operator if ($str1 < $str2) { say("$str1 < $str2"); } if ($str2 < $str1) { say("$str2 < $str1"); } # good old strcmp() if (strcmp($str1, $str2) { say("$str1 < $str2"); } if ($str2 < $str1) { say("$str2 < $str1"); } } function string_lt_old($str1, $str2) { # you can't use < operator for comparing strings # wacky stuff will happen $lt_says = ((string) $str1 < (string) $str2); # see what strcmp() says $strcmp_says = strcmp($str1, $str2); echo "$str1 less than $str2; lt_says: $lt_says, strcmp_says: $strcmp_says\n"; } function say(...$msgs) { foreach ($msgs as $msg) { echo $msg; } echo "\n"; }
based on 6kYn2
Output for hhvm-3.10.0

Process exited with code 153.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.4.32
Parse error: syntax error, unexpected '{' in /in/lptRl on line 29
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '{' in /in/lptRl on line 29
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/lptRl on line 29
Process exited with code 255.