question about speed of sequential string replacement vs regex or

Willem willem at toad.stack.nl
Wed Sep 28 21:11:27 CEST 2011


Eli the Bearded wrote:
) In comp.lang.perl.misc, Willem  <willem at toad.stack.nl> wrote:
)> In Perl, it would be applicable.  You see, in Perl, you can call a function
)> in the replacement of the regex substitution, which can then look up the
)> html entity and return the wanted unicode literal.
)
) A function? I'd use a hash.

A function can return a sensible value for unknown substitutions.
In the case where you prebuild a giant regex or-list, that is not an issue,
but I would match html entities generically.


SaSW, Willem
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