var_export

Ever wanted to write an array (or anything else PHP) into a file (or anything else) but wanted to make what you write parsable by PHP (something that print and print_r doesn't do)?

Me too.

That is when I discovered:

mixed var_export ( mixed $expression [, bool $return = false ] )

Link to PHPDoc below:
http://php.net/manual/en/function.var-export.php