As far as I am aware, it is under consideration for Zend Engine 3 / PHP6. But certainly not for 5.5, and probably not in the 5.x series at all. Though how many

As far as I am aware, it is under consideration for Zend Engine 3 / PHP6. But certainly not for 5.5, and probably not in the 5.x series at all. Though how many 5.x releases are left is anyone’s guess, personally my crystal ball tells me we will get 5.6 followed by 6. My crystal ball also says we will all have flying cars by now.