They are quite clearly not the same. 
$x = 3;
print $x++;

[download]
vs 
$x = 3;
print $x += 1;

[download]
Those two are only the same as regards their effect on $x. The expressions do not *evaluate* to be the same.

In reply to Re: Equivalency of Code by DrHyde
in thread Equivalency of Code by rkosai

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