Re: [xsl] Implicit casting from double to float

["Andrew Welch" <andrew.j.welch@xxxxxxxxx>]

2009/1/7 Mukul Gandhi <gandhi.mukul@xxxxxxxxx>:
> Hi all,
>   When I ran the following XSLT 2.0 code, with Saxon 9.x
>
> <xsl:variable name="num1" select="xs:double('1e4')" as="xs:double" />
> <xsl:variable name="num2" select="$num1" as="xs:float" />
> <xsl:value-of select="$num2" />
>
> I get the output,
>
> 10000
>
> The XSLT 2.0 processor has no problem doing this operation. No warning
> is produced either.
>
> But a similar operation in Java is a serious compile time error,
>
> Please consider this Java fragment,
>
> float num = (double)1e4;
> System.out.println(num);
>
> This Java fragment doesn't compile, and following error is generated,
>
> test.java:3: possible loss of precision
> found   : double
> required: float
>
> float num = (double)1e4;
>                 ^
>
> Could somebody please explain this behavior with the XSLT 2.0 system.


I guess it's more like:

Double d = 1e4;
Float f = d.floatValue();





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Andrew Welch
http://andrewjwelch.com
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