&lt;?php$a = 1; $b = 3;$d = $a++ + ++$b;echo $d;?&gt;
A. 5
B. 4
C. 3
D. error
Answer:A
&lt;?php$a = 1; $b = 3;$d = $a++ + ++$b;echo $d;?&gt;
A. 5 B. 4 C. 3 D. error
Explanation: Post increment of a is done after expression evaluation.