Subject: RE: numerical inconsistencies doing dec to hex conv.
From: Jarno.Elovirta@xxxxxxxxx
Date: Mon, 10 Mar 2003 14:35:40 +0200
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Hi,
> I am using the below template to convert a decimal number
> into a hex number. It seems to work correctly apart from
> when I want to calculate the hex equivelent of the decimal
> number - 4294967295. This number is of particular
> significance as in Hex this should be FFFFFFFF (a 32 bit,
> bitmask; i am using xml to describe registers in h/w).
> The template outputs FFFFFFF0 abnd I dont know why.
>
> The template seems to output the incorrect value for
> 1099511627775, which is the decimal representation of
> FFFFFFFFFF in hex.
>
> The recursive template is as follows:
>
>
> <xsl:variable name="hexDigits" select="'0123456789ABCDEF'" />
> <xsl:template name="toHex">
> <xsl:param name="decimalNumber" />
> <xsl:if test="$decimalNumber >= 16">
> <xsl:call-template name="toHex">
> <xsl:with-param name="decimalNumber"
> select="floor($decimalNumber div 16)" />
> </xsl:call-template>
> </xsl:if>
> <xsl:value-of select="substring($hexDigits,
> ($decimalNumber mod 16) + 1, 1)" />
> </xsl:template>
>
> Can anybody figure out why this is happening or have an
> equivelent template that can calculate the conversion
> correctly?
Works for me. Which XSLT processor are you using?
Cheers,
Jarno - Hocico: Untold Blasphemies v.3 (accessory mix)
XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
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