Possible Duplicates:
What does the PHP syntax $var1->$var2 mean?
Reference – What does this symbol mean in PHP?
I’m looking at a PHP framework’s code, and now and then the symbols “->” appear… for example:
$controller->permissionCheck($ret);
What does “->” stand for and what is used for?
In your example,
$controlleris a PHP object created somewhere, and permissionCheck is a function defined in that object that is being called with the variable$retbeing passed to it. Check this: Reference – What does this symbol mean in PHP?.