FunctX XSLT Function Library > Strings > Substrings >

functx:substring-after-last-match

The substring after the last text that matches a regex

Description

The functx:substring-after-last-match function returns the part of $arg that appears after the last match of $regex. If $arg does not match $regex, the entire $arg is returned. If $arg is the empty sequence, a zero-length string is returned.

Arguments and Return Type

XSLT Function Declaration

<xsl:function name="functx:substring-after-last-match" as="xs:string"
              xmlns:functx="http://www.functx.com">
  <xsl:param name="arg" as="xs:string?"/>
  <xsl:param name="regex" as="xs:string"/>

  <xsl:sequence select="
   replace($arg,concat('^.*',$regex),'')
 "/>

</xsl:function>

Examples

functx:substring-after-last-match(
     'abc-def-ghi', '[ad]')

ef-ghi

functx:substring-after-last-match(
     'abcd-abcd', 'bc?')

d

functx:substring-after-last-match(
     'abcd-abcd', 'x')

abcd-abcd

See Also

History