3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php say("strcmp(str1, str2): Returns < 0 if str1 is less than str2;\n", " > 0 if str1 is greater than str2, and 0 if they are equal.\n", " http://php.net/manual/en/function.strcmp.php"); say( "basic test"); string_lt('a', 'z'); say("numeric strings"); string_lt('22', '123'); say("non-numeric strings"); string_lt('bb', 'abc'); say("non-numeric strings with numbers in"); say("should be the same as 'numeric strings' if strcmp() really does string comparison"); string_lt('22x', '123x'); say("numbers"); string_lt(22, 123); 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) < 0) { say("strcmp says: $str1 < $str2"); } if (strcmp($str2, $str1) < 0) { say("strcmp says: $str2 < $str1"); } } function say() { $msgs = func_get_args(); foreach ($msgs as $msg) { echo $msg; } echo "\n"; }
based on gRXV3
Output for 4.3.0 - 7.1.0
strcmp(str1, str2): 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 a < z strcmp says: a < z numeric strings 22 < 123 strcmp says: 123 < 22 non-numeric strings abc < bb strcmp says: abc < bb non-numeric strings with numbers in should be the same as 'numeric strings' if strcmp() really does string comparison 123x < 22x strcmp says: 123x < 22x numbers 22 < 123 strcmp says: 123 < 22