Subject: Re: [xsl] How to split an RegEx into several lines for readability? From: "Dimitre Novatchev" <dnovatchev@xxxxxxxxx> Date: Sun, 29 Apr 2007 12:43:24 -0700 |
-- Cheers, Dimitre Novatchev --------------------------------------- Truly great madness cannot be achieved without significant intelligence. --------------------------------------- To invent, you need a good imagination and a pile of junk ------------------------------------- You've achieved success in your field when you don't know whether what you're doing is work or play
Hi Dimitre,
I've just begun to read a book on Regular Expressions and in the book they strongly discourage unintended white spaces.
Here's an excerpt "...Placing unintended white spaces in a regular expression can radically alter the meaning of the regular expression and can turn what ought to be matches into nonmatches, and vice versa. When creating regular expression patterns, you need to be meticulous about handling whitespace..." taken from Beginning Regular Expressions by Andrew Watt.
-Regards Rashmi
On 4/29/07, Dimitre Novatchev <dnovatchev@xxxxxxxxx> wrote: > As I am an absolute RegEx beginner, please excuse me if this is a > trivial question. > > > At the moment I am playing with: > > <xsl:analyze-string select="$vstrInput" > regex='([\s]*)(("[^"\\]*((\\.[^"\\]*)*"))|((([-]?[0-9]+)?\.)?[-]?[0-9]+([eE][-+]?[0-9]+)? > ))(.*)$' flags="m"> > > > which should match only the first quoted-string or number in the > string-argument. > > Is there any way I can split this RegEx on separate lines and/or add > whitespace so that it would be more readable? > > > -- > Cheers, > Dimitre Novatchev
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