In PHP programming, is there an appreciable difference between '<?php' and '<?'?

Question

To start a block of PHP code, tutorials usually indicate that you use ''. However, I've seen examples employing and have success using '

Answer 1

In order to be able to user
In other words we could say that

Answer 2

Yes, there is a difference. PHP has a configuration directive, short_open_tag, that can be used to enable or disable support for the "

Answer 3

Yes, some other programs don't like short tags. Using

Answer 4

Im not sure but I think

Answer 5

!= ability "no longer equivalent", at the same time as <> ability "better or lower than", yet interior the top, they both have a similar function. i'd use !=, regardless of the reality that, because it really is less difficult to comprehend in my view (combining the "no longer" operator and the "is equivalent" operator), and is often used interior of programming. you may also use the stern equivalent operator (===) as a replace of the traditional equivalent operator (==), making !== and comparing kind and value as a replace of in basic terms fee.