2.2.3. prereq

The <prereq> element of a task contains prerequisites that the user needs to know or do before starting the current task. Implementations may, but need not, render prerequisite links from the related-links section together with the <prereq> content.

Contains

Note These models represent only the default document types distributed by OASIS. Actual content models will differ with each new document type.

Doctype	Content model
ditabase, task	( text data or dl or parml or fig or syntaxdiagram or imagemap or image or lines or lq or note or hazardstatement or object or ol or p or pre or codeblock or msgblock or screen or simpletable or sl or table or ul or boolean or cite or keyword or apiname or option or parmname or cmdname or msgnum or varname or wintitle or ph or b or i or sup or sub or tt or u or codeph or synph or filepath or msgph or systemoutput or userinput or menucascade or uicontrol or q or term or abbreviated-form or tm or xref or state or data or data-about or foreign or unknown or sectiondiv or draft-comment or fn or indextermref or indexterm or required-cleanup) (any number)
machineryTask	( text data or dl or fig or imagemap or image or lines or lq or note or hazardstatement or object or ol or p or pre or screen or simpletable or sl or table or ul or boolean or cite or keyword or wintitle or ph or b or i or sup or sub or tt or u or menucascade or uicontrol or q or term or tm or xref or state or data or data-about or foreign or unknown or sectiondiv or draft-comment or fn or indextermref or indexterm or required-cleanup) (any number)
learningContent	( text data or dl or fig or imagemap or lcInteractionBase or lcTrueFalse or lcSingleSelect or lcMultipleSelect or lcSequencing or lcMatching or lcHotspot or lcOpenQuestion or image or lines or lq or note or lcInstructornote or object or ol or p or pre or simpletable or sl or table or ul or boolean or cite or keyword or ph or b or i or sup or sub or tt or u or q or term or tm or xref or state or data or data-about or foreign or unknown or sectiondiv or draft-comment or fn or indextermref or indexterm or required-cleanup) (any number)

Contained by

Doctype	Content model
ditabase, task (strict), task (general), learningContent	taskbody

Inheritance

- topic/section task/prereq

Example

<task id="sqlj">
 <title>Creating an SQLJ file</title>
 <taskbody>
  <prereq>Before creating a new SQLJ file, you must 
  log in to the SQLJ server.</prereq>
 </taskbody>
</task>

Attributes

Name	Description	Data Type	Default Value	Required?
univ-atts attribute group (includes select-atts, id-atts, and localization-atts groups)	A set of related attributes, described in univ-atts attribute group
global-atts attribute group (xtrf, xtrc)	A set of related attributes, described in global-atts attribute group
class, outputclass	Common attributes described in Other common DITA attributes