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What is the correct answer?

4

What will be the output of the following PHP code ?
 <?php  $i = 2;
while (++$i){       while (--$i > 0)        print $i;
} ?>

A. 210

B. 10

C. no output

D. infinite loop

Correct Answer :

D. infinite loop


The loop never ends as i is always incremented and then decremented.
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