in reply to Re: Why would one want in a regex a class with only a single entry?
in thread Why would one want in a regex a class with only a single entry?
Thanks, grinder. I believe, that this is very similar to tsf's use for adding in white space when using the /x modifier.
I would note that although, as you noted it may be:
...a false economy...
it does seem to improve readability since, to me, /a[+]b/ seems more readable than /a\+b/.
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