"I think the alternation in the s/^\s+|\s+$// version causes significant time costs in large applications."

Wait, isn't the single regex faster in your benchmark?

"Single Regex: 0.45 seconds
Double Regex: 2.27 seconds"
Ordinary morality is for ordinary people. -- Aleister Crowley

In reply to Re^3: what is the function should I need to use for trim white spaces ? by phaylon
in thread what is the function should I need to use for trim white spaces ? by jesuashok

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