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881 bytes added ,  14:17, 20 July 2022
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==Options==
In the following table, all available options are listed. The Excel column indicates what are the preferred lists recommended options for data that is to be imported, processed with Excel or has been exported from ExcelOpen/Libre Office.
{| class="wikitable sortable" width="100%"
|- valign="top"
! width="140" | Option! width="50%" | Description
! Allowed
! Default
! Direction
! Excel
|- valign="top"
| {{Code|comma}}, {{Code|semicolon}}, {{Code|colon}}, {{Code|tab}}, {{Code|space}} or a ''single character''
| {{Code|comma}}
| ''parse'', ''serialize''| {{Code|semicolon}}or {{Code|comma}}, depending on the region
|- valign="top"
| {{Code|header}}
| {{Code|yes}}, {{Code|no}}
| {{Code|no}}
| ''parse'', ''serialize''
|
|- valign="top"
| {{Code|direct}}, {{Code|attributes}}, {{Code|xquery}}
| {{Code|direct}}
| ''parse'', ''serialize''
|
|- valign="top"
| {{Code|yes}}, {{Code|no}}
| {{Code|yes}}
| ''parse'', ''serialize''
| {{Code|no}}
|- valign="top"
| {{Code|yes}}, {{Code|no}}
| {{Code|yes}}
| ''parse'', ''serialize''
| {{Code|yes}}
|- valign="top"
| {{Code|yes}}, {{Code|no}}
| {{Code|no}}
| ''parse'', ''serialize''
| {{Code|no}}
|- valign="top"
| {{Code|allow}}
| In Excel, a value will be evaluated if it starts with the character {{Code|-}}, {{Code|+}}, <code>=</code>, {{Code|@}}, {{Code|\t}} or {{Code|\r}}. A regular expression can be specified to reject data that will be handled differently than expected by an application, or that may be malicious (see https://owasp.org/www-community/attacks/CSV_Injection for more details).
| ''string''
|
| ''serialize''
| <code><nowiki>[^-+=\t\r].*|[-+]\d*([,.]\d+)?</nowiki></code>
|}
=Functions=
==csv:parsedoc==
{| width='100%'
|-valign="top"
| width='120' | '''Signatures'''
|{{Func|csv:parsedoc|$string uri as xs:string?|item()?}}<br/>{{Func|csv:parsedoc|$string uri as xs:string?, $options as map(*)?|item()?}}<br />|-valign="top"
| '''Summary'''
|Converts Fetches the CSV document referred to by the given {{Code|$stringuri}} and converts it to an XQuery value. The {{Code|$options}} argument can be used to control the way the input is converted.|-valign="top"
| '''Errors'''
|{{Error|parse|#Errors}} the specified input cannot be parsed as CSV document.<br/>{{Error|options|#Errors}} the specified options are conflicting.
|}
==csv:docparse==
{| width='100%'
|-valign="top"
| width='120' | '''Signatures'''
|{{Func|csv:docparse|$uri string as xs:string?|item()?}}<br />{{Func|csv:docparse|$uri string as xs:string?, $options as map(*)?|item()?}}<br />|-valign="top"
| '''Summary'''
|Fetches Converts the CSV document referred to by the given {{Code|$uristring}} and converts it to an XQuery value. The {{Code|$options}} argument can be used to control the way the input is converted.|-valign="top"
| '''Errors'''
|{{Error|parse|#Errors}} the specified input cannot be parsed as CSV document.<br/>{{Error|options|#Errors}} the specified options are conflicting.
|}
{| width='100%'
|-valign="top"
| width='120' | '''Signatures'''
|{{Func|csv:serialize|$input as item()?|xs:string}}<br/>{{Func|csv:serialize|$input as item()?, $options as map(*)?|xs:string}}
|-valign="top"
| '''Summary'''
|Serializes the specified {{Code|$input}} as CSV, using the specified {{Code|$options}}, and returns the result as string.
* The parameter {{Code|method}} needs to be set to {{Code|csv}}, and
* the options presented in this article need to be assigned to the {{Code|csv}} parameter.
|-valign="top"
| '''Errors'''
|{{Error|serialize|#Errors}} the input cannot be serialized.
! width="110"|Code
|Description
|-valign="top"
|{{Code|parse}}
| The input cannot be parsed.
|-valign="top"
|{{Code|serialize}}
| The node cannot be serialized.
=Changelog=
 
;Version 9.7
* Added: [[#Options|Options]]: <code>allow</code> option.
;Version 9.4
* Added: [[#csv:doc{{Function||csv:doc]]}}
; Version 9.1
* Updated: [[#csv:parse{{Function||csv:parse]] }} can be called with empty sequence.
;Version 9.0
;Version 7.8
* Updated: [[#csv:parse{{Function||csv:parse]] }} now returns a document node instead of an element, or an XQuery map if {{Code|format}} is set to {{Code|map}}.
* Added: {{Code|format}} and {{Code|lax}} options
The module was introduced with Version 7.7.2.
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