XPath

Orbeon Forms uses XPath 2.0 as expression language.
This page and sub-pages describe XPath usage and the Orbeon Forms XPath function library. The documentation is split into:
​Type annotations​
​Tips​
​Compatibility​
​Standard Functions​
​Maps and arrays Functions​
Extension Functions
​Core functions​
​Utility functions​
​Model functions​
​Validation functions​
​Controls functions​
​XML functions​
​JSON functions​
​HTTP functions​
​Form Runner functions​
​Other functions​
​Deprecated functions​
Other submission extensions
Type annotations