Subject: RE: [xsl] an expression to check if a parameter is a non-zero number - comments From: "Passin, Tom" <tpassin@xxxxxxxxxxxx> Date: Thu, 30 Oct 2003 14:02:26 -0500 |
[SANWAL, ABHISHEK] > <xsl:when > test="true(string-length(translate($ImageWidth,'0123456789.','')) = 0 > and $ImageWidth != 0)"> > > I want to check if the incoming parameter ImageWidth is a non-zero > number. > > I am wondering it the above expression would work? > > Is there a better way to do that checking ? > Assuming that ImageWidth is always going to be a number, what is wrong with simply test='$ImageWidth != 0' ? If it is always supposed to be positive, then test='$ImageWidth > 0' would also fail if the parameter were non-numeric. Cheers, Tom P XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
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