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Re: [xsl] Finding first difference between 2 text strings
Subject: Re: [xsl] Finding first difference between 2 text strings From: "James A. Robinson" <jim.robinson@xxxxxxxxxxxx> Date: Thu, 10 Sep 2009 20:53:27 -0700 |
On Thu, 10 Sep 2009 20:41:21 -0700 I wrote: < < Wow, that's... very very impressive. So you're replacing regular < expression values with placeholders in both strings, then wrapping ever < character in $bb with a regex expression, e.g., '(a)?', to finally < perform a regex replacement on $aa? What does the leading colon < do? One last comment. I timed 100 iterations comparing two 520 character strings, and both functions run in effectively the same time, but your solution doesn't run into the stack overflow problem that mine does at the 520+ character range. Jim - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - James A. Robinson jim.robinson@xxxxxxxxxxxx Stanford University HighWire Press http://highwire.stanford.edu/ +1 650 7237294 (Work) +1 650 7259335 (Fax)
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