datetime.xsl

<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet
  version="1.0"
  xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
  xmlns:date="http://exslt.org/dates-and-times"
  extension-element-prefix="date">
  <xsl:output method="html"/>
  <xsl:template match="/">
    <xsl:variable name="timestamp" select="1507387355"/>
    <xsl:variable name="datetime"
      select="date:add('1970-01-01T00:00:00+09:00',
      date:add-duration(date:duration($timestamp),'PT9H'))"/>
    <xsl:variable name="year" select="date:year($datetime)"/>
    <xsl:variable name="month" select="date:month-in-year($datetime)"/>
    <xsl:variable name="day" select="date:day-in-month($datetime)"/>
    <xsl:variable name="hour" select="date:hour-in-day($datetime)"/>
    <xsl:variable name="minute" select="date:minute-in-hour($datetime)"/>
    <xsl:variable name="second" select="date:second-in-minute($datetime)"/>
    <p><xsl:value-of select="$datetime"/></p>
    <p><xsl:value-of select="$year"/></p>
    <p><xsl:value-of select="$month"/></p>
    <p><xsl:value-of select="$day"/></p>
    <p><xsl:value-of select="$hour"/></p>
    <p><xsl:value-of select="$minute"/></p>
    <p><xsl:value-of select="$second"/></p>
  </xsl:template>
</xsl:stylesheet>