what is @ in CI?

[eluser]global_erp_solution[/eluser]
in CI's file, there's a line like this:

Code:

@set_magic_quotes_runtime(0);

what is @ doing here?

[eluser]LuckyFella73[/eluser]
Its called "error controll operator". Details here:
http://php.net/manual/en/language.operat...ontrol.php

Basically it is used to suppress error messages generated by an expression in PHP.