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* In this document, the namespace is bound to the {{Code|sessions}} prefix.
|-
| '''Errors'''
|{{Error|get|#Errors}} the value of an attribute could not be retrieved.
|-
|{{Code|get}}
|The stored attribute is no XQuery value.
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* If any of the functions is called outside the servlet context, <code>[[XQuery Errors#BaseX Errors|basex:http]]</code> is raised.
* If a specified session id is not found, <code>[[#Errors|not-found]]</code> is raised.
|-
| '''Summary'''
|Returns the names of all variables attributes bound to the session specified by {{Mono|$id}}.
|}
==sessions:get==
{{Mark|Updated with Version 9.3:}} Values that have no XQuery type will be returned as strings.
{| width='100%'
| '''Summary'''
|Returns the value of an attribute with the specified {{Code|$name}} from the session with the specified {{Mono|$id}}. If the attribute is unknown, an empty sequence or the optionally specified {{Code|$default}} value will be returned instead.
|}
! width="110"|Code
|Description
|-
|{{Code|set}}
=Changelog=
;Version 9.3
* Updated: [[#sessions:get|sessions:get]]: Values that have no XQuery type will be returned as strings.
;Version 9.0
