>>>>> "AM" == Alexey Mishustin <shum...@shumkar.ru> writes:
AM> 1/18/2011, "Uri Guttman" <u...@stemsystems.com> вы писали:
>>>>>>> "AM" == Alexey Mishustin <shum...@shumkar.ru> writes:
>>
AM> /(www.){0,1}(google\.).*\/(imgres)|(images)|(products)\?{0,1}/
>>
>> {0,1} is just ? by itself.
AM> Yes, I know. But I like the {a,b} syntax more :) It's more uniform than
AM> ?,+,* etc.
it is noisier and more people know the shortcuts. code so other people
can read your code as it is for them, not yourself.
>> you don't need to grab things that are not used later on. also why grab
>> each trailing word separately which means it will be hard to tell what
>> word was there.
AM> Where did I grab things that are not used later? What do you mean by
AM> trailing word?
look in perldoc perlre and look at the difference between (foo) and
(:?foo).
>> using alternate delimiters means you don't need to escape / which makes
>> it easier to read.
AM> Sure.
see, you agree about easier to read. do the same with your use of {a,b}.
uri
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