==request:set-attribute==
{{Mark|Introduced with BaseX 9.3:}}
{| width='100%'
| '''Errors'''
|{{Error|attribute|#Errors}} The supplied value cannot be materialized.
|}
==request:attribute-names==
{{Mark|Introduced with BaseX 9.3:}}
{| width='100%'
|-
| width='120' | '''Signatures'''
|{{Func|request:attribute-names||xs:string*}}
|-
| '''Summary'''
|Returns the names of all HTTP request attributes.
|}