3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class AliasPool { protected static $i = 0; public static function get () { $alias = ''; $j = self::$i; $done = false; while (!$done) { if ($j < 26) { $done = true; } $alias = chr(($j % 26) + ord('a')) . $alias; $j = floor($j / 26); } self::$i++; return $alias; } } for ($i = 0; $i < 60; ++$i) { var_dump(AliasPool::get()); print "\n"; }
Output for 5.0.0 - 7.3.0rc4
string(1) "a" string(1) "b" string(1) "c" string(1) "d" string(1) "e" string(1) "f" string(1) "g" string(1) "h" string(1) "i" string(1) "j" string(1) "k" string(1) "l" string(1) "m" string(1) "n" string(1) "o" string(1) "p" string(1) "q" string(1) "r" string(1) "s" string(1) "t" string(1) "u" string(1) "v" string(1) "w" string(1) "x" string(1) "y" string(1) "z" string(2) "ba" string(2) "bb" string(2) "bc" string(2) "bd" string(2) "be" string(2) "bf" string(2) "bg" string(2) "bh" string(2) "bi" string(2) "bj" string(2) "bk" string(2) "bl" string(2) "bm" string(2) "bn" string(2) "bo" string(2) "bp" string(2) "bq" string(2) "br" string(2) "bs" string(2) "bt" string(2) "bu" string(2) "bv" string(2) "bw" string(2) "bx" string(2) "by" string(2) "bz" string(2) "ca" string(2) "cb" string(2) "cc" string(2) "cd" string(2) "ce" string(2) "cf" string(2) "cg" string(2) "ch"
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/rhVJf on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/rhVJf on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/rhVJf on line 3
Process exited with code 255.