substring

substring($sourceString as xs:string?, $start as xs:double) ➔ xs:string

Returns a substring of a given string starting at the given starting position and continuing to the end of the string

Arguments
	$sourceString	xs:string?	The input string
	$start	xs:double	The position of the first character of the input string to be included in the result
Result		xs:string

substring($sourceString as xs:string?, $start as xs:double, $length as xs:double) ➔ xs:string

Returns a substring of a given string starting at the given starting position and continuing to the end of the string, or $length characters if shorter.

Arguments
	$sourceString	xs:string?	The input string
	$start	xs:double	The position of the first character of the input string to be included in the result
	$length	xs:double	The number of characters to be included in the result
Result		xs:string

Links to W3C specifications

Namespace: http://www.w3.org/2005/xpath-functions

Applies to: XPath 2.0, XSLT 2.0, XQuery 1.0 and later versions

XPath 2.0 Functions and Operators

XPath 3.0 Functions and Operators

Notes on the Saxon implementation

The function is fully implemented according to the W3C specifications.