Version 5.9.3

# XPath & Functions

XPath expressions and functions for accessing data and controlling the layout.

XPath Expressions
Syntax, operators, axes and namespaces
Arrays and Maps
Data structures: arrays, maps and the lookup operator
Layout Functions
sd: functions for pages, images, text and more
XPath Standard Functions
String, number and sequence functions
Lengths & Units
Measurement units and converter

#### On this page