XML Tutorial/XSLT stylesheet/date function
Date calculation
<source lang="xml">
File: Data.xml
File: Transform.xslt <?xml version="1.0"?> <xsl:stylesheet version="2.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:auth="http://www.authors.ru/"> <xsl:output method="text"/> <xsl:variable name="yMD1" as="xs:yearMonthDuration" select="xs:yearMonthDuration("P1Y8M")"/> <xsl:variable name="yMD2" as="xs:yearMonthDuration" select="xs:yearMonthDuration("P2Y7M")"/> <xsl:variable name="dTD1" as="xs:dayTimeDuration" select="xs:dayTimeDuration("P5DT9H23M12S")"/> <xsl:variable name="dTD2" as="xs:dayTimeDuration" select="xs:dayTimeDuration("P3DT16H12M17S")"/> <xsl:variable name="dT" as="xs:dateTime" select="xs:dateTime("1995-04-21T00:47:00")"/> <xsl:variable name="d" as="xs:date" select="xs:date("1995-04-21")"/> <xsl:variable name="t" as="xs:time" select="xs:time("17:03:00")"/> <xsl:template match="/"> <xsl:text>More tests of addition in XPath 2.0:</xsl:text> <xsl:text> Two xs:yearMonthDurations: </xsl:text> <xsl:value-of select="($yMD1, "+", $yMD2, "=", $yMD1 + $yMD2)"/> <xsl:text> Two xs:dayTimeDurations: </xsl:text> <xsl:value-of select="($dTD1, "+", $dTD2, "=", $dTD1 + $dTD2)"/> <xsl:text> An xs:yearMonthDuration and an </xsl:text> <xsl:text>xs:dateTime: </xsl:text> <xsl:value-of select="($dT, "+", $yMD1, "=", $dT + $yMD1)"/> <xsl:text> An xs:dayTimeDuration and an </xsl:text> <xsl:text>xs:dateTime: </xsl:text> <xsl:value-of select="($dT, "+", $dTD1, "=", $dT + $dTD1)"/> <xsl:text> An xs:yearMonthDuration and an </xsl:text> <xsl:text>xs:date: </xsl:text> <xsl:value-of select="($d, "+", $yMD1, "=", $d + $yMD1)"/> <xsl:text> An xs:dayTimeDuration and an </xsl:text> <xsl:text>xs:date: </xsl:text> <xsl:value-of select="($d, "+", $dTD1, "=", $d + $dTD1)"/> <xsl:text> An xs:dayTimeDuration and an </xsl:text> <xsl:text>xs:time: </xsl:text> <xsl:value-of select="($t, "+", $dTD1, "=", $t + $dTD1)"/> <xsl:text>xs:time: </xsl:text> <xsl:value-of select="/sonnet/auth:author/year-of-death - /sonnet/auth:author/year-of-birth"/> </xsl:template>
</xsl:stylesheet> Output: More tests of addition in XPath 2.0:
Two xs:yearMonthDurations: P1Y8M + P2Y7M = P4Y3M Two xs:dayTimeDurations: P5DT9H23M12S + P3DT16H12M17S = P9DT1H35M29S An xs:yearMonthDuration and an xs:dateTime: 1995-04-21T00:47:00 + P1Y8M = 1996-12-21T00:47:00 An xs:dayTimeDuration and an xs:dateTime: 1995-04-21T00:47:00 + P5DT9H23M12S = 1995-04-26T10:10:12 An xs:yearMonthDuration and an xs:date: 1995-04-21 + P1Y8M = 1996-12-21 An xs:dayTimeDuration and an xs:date: 1995-04-21 + P5DT9H23M12S = 1995-04-26 An xs:dayTimeDuration and an xs:time: 17:03:00 + P5DT9H23M12S = 02:26:12xs:time:</source>