An initializer has the form:
/-,----------\
|
>>----(---expression---)---------------------------><
\-=----expression---------------------------/
| /-,----------\ |
| | |
\-{------expression----------------}-/
| /-,--------------------\ |
| | /-,----------\ | |
| | | |
\---{----expression----}---/
The
form (expression) is allowed in C++ only.