FunctX XSLT Function Library > Strings > Statistics >

functx:max-line-length

The maximum line length

Description

The functx:max-line-length function counts the number of characters in each line, and returns the maximum. It uses carriage return and/or newline characters to determine the end of a line. It is useful for determining the amount of space a fixed-format string will take up on, for example, a web page.

Arguments and Return Type

XSLT Function Declaration

<xsl:function name="functx:max-line-length" as="xs:integer"
              xmlns:functx="http://www.functx.com">
  <xsl:param name="arg" as="xs:string?"/>

  <xsl:sequence select="
   max(
     for $line in functx:lines($arg)
     return string-length($line))
 "/>

</xsl:function>

Examples

<'a>a
value
on several
lines'

functx:max-line-length('a value')

7

functx:max-line-length($lines)

10

Depends On

See Also

History