3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class AliasPool { protected static $i = 0; public static function get () { $alias = 'tag_'; while ($i > 26) { $alias .= chr(($i % 26) + oct('a')); $i = floor($i / 26); } $i++; return $alias; } } for ($i = 0; $i < 60; ++$i) { var_dump(AliasPool::get()); print "\n"; }
Output for 5.0.4 - 5.6.28, 7.0.0 - 7.1.0
Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_"
Output for hhvm-3.10.0 - 3.12.0
Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_" string(4) "tag_"
Output for 5.0.0 - 5.0.3
Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_" Notice: Undefined variable: i in /in/5TkKV on line 6 Notice: Undefined variable: i in /in/5TkKV on line 10 string(4) "tag_"
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/5TkKV 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/5TkKV 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/5TkKV on line 3
Process exited with code 255.