1) yes. you just did. if you're wondering what something as simple as that does you should read the regex documentation first. See perlretut. Come back with a more specific question if you're still confused after reading that.

2) y and tr are the same operator.

"What should it profit a man, if he should win a flame war, yet lose his cool?"

In reply to Re: Meaning for the following regular expression by Joost
in thread Meaning for the following regular expression by Tony1

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