[XSL-LIST Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message]

Re: XPath 1.0 Expression to Test for 3 Digit Number

Subject: Re: XPath 1.0 Expression to Test for 3 Digit Number
From: "G. Ken Holman" <gkholman@xxxxxxxxxxxxxxxxxxxx>
Date: Sun, 27 May 2012 06:47:26 -0400
Re:  XPath 1.0 Expression to Test for 3 Digit Number
At 2012-05-27 09:14 +0100, Vasu Chakkera wrote:
string-length could be tricky if the number 999 is represented as 00999.

I'm not sure about your concern because I already accommodated that situation with my answer:


The number cast will ensure that any leading insignificant zeroes won't impact the string's length.

Is there something I'm missing that prompted you to write?

. . . . . . . . . Ken

On 8 May 2012 21:14, G. Ken Holman <gkholman@xxxxxxxxxxxxxxxxxxxx> wrote:
> At 2012-05-08 13:07 -0700, Don Smith wrote:
>> I need an XPath 1.0 expression that will test a node and return a
>> boolean if the node content is a 3 digit number (i.e., 100-999) and
>> false if it's anything else.
>> The catch is this expression won't
>> be in a transformation so I can't use variables or other additional
>> constructs. All I get is one expression. I've tried this
>> *[(string(number(.)) !='NaN')]
>> and
>>  obtained the number that I need. But I can't get any sort of compare to
>>  work that makes the number be more than 99 and less than 1,000.
> Did you try just checking its length?  Note I use a different comparison to
> ensure the value is, itself, a number at all.
> *[number(.)=number(.) and string-length(string(number(.)))=3]
> I hope this helps.
> . . . . . . . . Ken

-- Public XSLT, XSL-FO, UBL and code list classes in Europe -- Oct 2012 Contact us for world-wide XML consulting and instructor-led training Free 5-hour lecture: http://www.CraneSoftwrights.com/links/udemy.htm Crane Softwrights Ltd. http://www.CraneSoftwrights.com/s/ G. Ken Holman mailto:gkholman@xxxxxxxxxxxxxxxxxxxx Google+ profile: https://plus.google.com/116832879756988317389/about Legal business disclaimers: http://www.CraneSoftwrights.com/legal

Current Thread


Purchasing Stylus Studio from our online shop is Easy, Secure and Value Priced!

Buy Stylus Studio Now

Download The World's Best XML IDE!

Accelerate XML development with our award-winning XML IDE - Download a free trial today!

Don't miss another message! Subscribe to this list today.
First Name
Last Name
Subscribe in XML format
RSS 2.0
Atom 0.3
Site Map | Privacy Policy | Terms of Use | Trademarks
Free Stylus Studio XML Training:
W3C Member
Stylus Studio® and DataDirect XQuery ™are products from DataDirect Technologies, is a registered trademark of Progress Software Corporation, in the U.S. and other countries. © 2004-2013 All Rights Reserved.