You probably meant to say that modifying $try here is superfluous.

No.    Because it does the right thing it is not superfluous.

it's actually a teenie weenie bit faster to use pre-increment and pre-decrement.

So... you are for optimization over clarity?

As Donald Knuth has said:

We should forget about small efficiencies, say about 97% of the time: premature optimization is the root of all evil

In reply to Re^7: Binary search algorithm. by jwkrahn
in thread Binary search algorithm. by kindlychung

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