==map:collation==
{|width='100%'
| width='90' | '''Signatures'''
|{{Func|map:collation|$map as map(*)|xs:string}}
==map:contains==
{|width='100%'
| width='90' | '''Signatures'''
|{{Func|map:contains|$map as map(*), $key as item()|xs:boolean}}
==map:entry==
{|width='100%'
| width='90' | '''Signatures'''
|{{Func|map:entry|$key as item(), $value as item()*|map(*)}}
==map:get==
{|width='100%'
| width='90' | '''Signatures'''
|{{Func|map:get|$map as map(*), $key as item()|item()*}}
==map:keys==
{|width='100%'
| width='90' | '''Signatures'''
|{{Func|map:keys|$map as map(*)|xs:anyAtomicType*}}
==map:new==
{|width='100%'
| width='90' | '''Signatures'''
|{{Func|map:new||map(*)}}<br/>{{Func|map:new|$maps as map(*)*|map(*)}}<br/>{{Func|map:new|$maps as map(*)*, $coll as xs:string|map(*)}}
==map:remove==
{|width='100%'
| width='90' | '''Signatures'''
|{{Func|map:remove|$map as map(*), $key as item()|map(*)}}<br/>
==map:size==
{|width='100%'
| width='90' | '''Signatures'''
|{{Func|map:size|$map as map(*)|xs:integer}}<br/>