FunctX XSLT Function Library > XML Documents, URIs and IDs > URIs >

functx:scheme-from-uri

Returns the scheme from a URI

Description

The functx:scheme-from-uri function returns the scheme part of a URI, for example http or ftp, which appears before the colon. If there is no scheme (because it is a relative URI), a zero-length string is returned.

Arguments and Return Type

XSLT Function Declaration

<xsl:function name="functx:scheme-from-uri" as="xs:string?"
              xmlns:functx="http://www.functx.com">
  <xsl:param name="uri" as="xs:string?"/>

  <xsl:sequence select="
   substring-before($uri,':')
 "/>

</xsl:function>

Examples

functx:scheme-from-uri(
   'http://www.datypic.com')

http

functx:scheme-from-uri(
   'ftp://ftp.datypic.com')

ftp

functx:scheme-from-uri('ftp.datypic.com')

functx:scheme-from-uri('www.datypic.com')

functx:scheme-from-uri('prod.html')

See Also

History