> Does these behaves exactly?
> for($i=0; $i<10; ++$i)
> for($i=0; $i<10; $i++)

different benchmarks showed ++$i is usually faster than $i++
In that loop case, yes, what's happen internally is exactly the same, $i will 
be from 0 to 9, in the other case obviously is not the same.

but pre increment and post increment are truly basic stuff ... I don-t see all 
this need to study the case, it's pretty simple, as is that operation, in PHP.

In other languages, could have been the same, rarely in scripting languages 
though, at least those with still primitive scalar values (int, float, string, 

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