Some foldings for PHP.
Any of these foldings can be turned off in Settings | Editor | General | Code Folding, so you can tune this for your preferences.
Ommiting '$this->' prefix for methods and fields
Replacing getters and setters with fieldname's
Collapsing basic data classes (only trivial getters and setters presented):
Collapsing lambdas (works partially for now):
Replacing some function based expressions with high-level syntax: