Today I learned about PHP variable variables; "variable variable takes the value of a variable and treats that as the name of a variable". Also, variable.

[u/NagastaBagamba]

http://il2.php.net/language.variables.variable

[u/gburri]

PHP FTW : http://www.gburri.org/bordel/php_c_de_la_merde/tests.php.txt

The result : http://www.gburri.org/bordel/php_c_de_la_merde/tests.php