• Introduction
    • Terminology
    • Normative references
    • Non-normative references
    • Formatting conventions in the XHTML version of the specification
  • Architectural specification
    • Base architecture
      • Introduction to DITA
        • About the specification source
        • Terminology and notation
        • Basic concepts
        • File naming conventions
        • Producing different deliverables from a single source
      • DITA markup
        • DITA topics
          • The topic as the basic unit of information
          • The benefits of a topic-based architecture
            • Disciplined, topic-oriented writing
            • Transitional text solutions
          • Information typing
          • Generic topics
          • Topic structure
          • Topic content
          • Topics domains: Basic DITA
        • DITA maps
          • Definition of DITA maps
          • Purpose of DITA maps
          • DITA map elements
          • DITA map attributes
          • subjectSchema
        • DITA metadata
          • Metadata elements
          • Metadata attributes
            • Conditional processing attributes
            • Translation and localization attributes
            • Architectural attributes
          • Metadata in maps and topics
          • Cascading of attributes and metadata in a DITA map
          • Map-to-map cascading behaviors
          • Reconciling topic and map metadata
      • DITA processing
        • Module compatibility and the domains attribute
        • Navigation behaviors
        • DITA linking
          • Links within maps
          • Links within topics
        • DITA addressing
          • ID attribute
          • URI-based (direct) addressing
          • Key-based addressing
            • Overview of keys
            • Using keys to address DITA elements
            • Processing key references
            • Examples of keys
          • Summary of addressing elements
        • Content inclusion (conref)
        • Conditional processing (profiling)
        • Chunking
        • Printing
        • Translation
          • The xml:lang attribute
          • The dir attribute
      • Configuration, specialization, and constraints
        • Overview of DITA extension facilities
          • Recognized XML document constraint mechanisms
        • Configuration (Document type shells)
          • DTD document-type shell: Coding requirements
          • XSD document-type shell: Coding requirements
        • Specialization
          • Vocabulary modules
          • Requirements for specialized element types and attributes
          • Element type specialization hierarchy declaration (the @class attribute)
          • Domain usage declaration (the @domains attribute)
          • Generalization
          • Attribute generalization
          • Specializing foreign or unknown content
          • Specialization module coding requirements
            • DTD syntax specialization module coding requirements
              • General element type declaration coding requirements
              • Structural module coding requirements
              • Topic type module coding requirements
              • Element domain module coding requirements
              • Attribute domain module coding requirements
            • XSD schema specialization module coding requirements
              • General element type declaration coding requirements
              • Structural specialization coding requirements
              • Attribute domain coding requirements
        • Constraints
          • Constraint module DTD coding requirements
          • Constraint module XSD coding requirements
          • Conref and generalization for constraint modules
          • Examples of constraint declaration modules
    • Technical content architecture
      • Overview of the DITA 1.2 Specification: Technical Content
      • Technical content: Information types
        • Concept topic
        • Reference topic
        • General task topic
        • Task topic (strict)
        • Machinery Task topic
        • Glossary Entry topic
        • Glossary Group topic
        • Bookmap
      • Topic domains: Technical content
      • The xNAL domain
    • Learning and training architecture
      • Overview
      • Objectives of the DITA Learning and Training Specialization
      • A learning objects approach to learning and training content
      • Use cases
      • Summary of learning topic, map, and domain designs
  • Language reference
    • Base elements
      • Topic elements
        • Basic topic elements
          • topic
          • title
          • titlealts
          • searchtitle
          • navtitle
          • shortdesc
          • abstract
          • body
          • bodydiv
          • related-links
          • dita
        • Body elements
          • alt
          • cite
          • dd
          • desc
          • ddhd
          • dl
          • dlentry
          • dlhead
          • dt
          • draft-comment
          • dthd
          • example
          • fig
          • figgroup
          • fn
          • image
          • keyword
          • li
          • lines
          • longdescref
          • longquoteref
          • lq
          • object
          • note
          • ol
          • p
          • param
          • ph
          • pre
          • q
          • section
          • sectiondiv
          • sl
          • sli
          • term
          • text
          • tm
          • ul
          • xref
        • Table elements
          • table
          • tgroup
          • colspec
          • thead
          • tbody
          • row
          • entry
          • simpletable
          • sthead
          • strow
          • stentry
        • Related links elements
          • link
          • linklist
          • linkpool
          • linktext
          • linkinfo
      • Map elements
        • Basic map elements
          • map
          • topicref
          • topicmeta
          • anchor
          • navref
          • reltable
          • relrow
          • relcell
          • relheader
          • relcolspec
        • Map group elements
          • anchorref
          • keydef
          • mapref
          • topicgroup
          • topichead
          • topicset
          • topicsetref
      • Metadata elements
        • Prolog elements
          • prolog
          • audience
          • author
          • brand
          • category
          • component
          • copyright
          • copyrholder
          • copyryear
          • created
          • critdates
          • featnum
          • keywords
          • metadata
          • othermeta
          • permissions
          • platform
          • prodinfo
          • prodname
          • prognum
          • publisher
          • resourceid
          • revised
          • series
          • source
          • vrmlist
          • vrm
        • Indexing group elements
          • indexterm
          • indextermref
          • index-see
          • index-see-also
          • index-sort-as
        • Delayed conref resolution elements
          • exportanchors
          • anchorid
          • anchorkey
      • Domain elements
        • Hazard statement elements
          • hazardstatement
          • consequence
          • hazardsymbol
          • howtoavoid
          • messagepanel
          • typeofhazard
        • Typographic elements
          • b
          • i
          • sup
          • sub
          • tt
          • u
        • Utilities elements
          • area
          • coords
          • imagemap
          • shape
      • Classification elements
        • Subject scheme maps
          • subjectScheme
          • schemeref
          • hasInstance
          • hasKind
          • hasNarrower
          • hasPart
          • hasRelated
          • enumerationdef
          • elementdef
          • attributedef
          • defaultSubject
          • subjectHead
          • subjectHeadMeta
          • subjectdef
          • relatedSubjects
          • subjectRelTable
          • subjectRelHeader
          • subjectRel
          • subjectRole
        • Classification domain elements
          • subjectref
          • topicapply
          • topicsubject
          • topicSubjectTable
          • topicSubjectHeader
          • topicSubjectRow
          • topicCell
          • subjectCell
      • Specialization elements
        • boolean
        • data
        • data-about
        • foreign
        • index-base
        • itemgroup
        • no-topic-nesting
        • state
        • unknown
      • Legacy conversion elements
        • required-cleanup
      • DITAVAL elements
        • val
        • style-conflict
        • prop
        • revprop
        • startflag
        • endflag
        • alt-text
    • Technical content elements
      • Concept elements
        • concept
        • conbody
        • conbodydiv
      • Task elements
        • task
        • taskbody
        • prereq
        • context
        • steps
        • steps-informal
        • steps-unordered
        • step
        • stepsection
        • cmd
        • info
        • substeps
        • substep
        • stepxmp
        • choicetable
        • chhead
        • choptionhd
        • chdeschd
        • chrow
        • choption
        • chdesc
        • choices
        • choice
        • stepresult
        • tutorialinfo
        • result
        • postreq
      • Reference elements
        • reference
        • refbody
        • refbodydiv
        • refsyn
        • properties
        • prophead
        • proptypehd
        • propvaluehd
        • propdeschd
        • property
        • proptype
        • propvalue
        • propdesc
      • Glossary elements
        • Glossentry elements
          • glossentry
          • glossterm
          • glossdef
          • glossAbbreviation
          • glossAcronym
          • glossAlt
          • glossAlternateFor
          • glossBody
          • glossPartOfSpeech
          • glossProperty
          • glossScopeNote
          • glossShortForm
          • glossStatus
          • glossSurfaceForm
          • glossSymbol
          • glossSynonym
          • glossUsage
        • Glossary related elements
          • abbreviated-form
          • glossref
          • glossgroup
      • Bookmap elements
        • Bookmap content elements
          • bookmap
          • abbrevlist
          • amendments
          • appendices
          • appendix
          • backmatter
          • bibliolist
          • bookabstract
          • booklibrary
          • booklist
          • booklists
          • booktitle
          • booktitlealt
          • chapter
          • colophon
          • dedication
          • draftintro
          • figurelist
          • frontmatter
          • glossarylist
          • indexlist
          • mainbooktitle
          • notices
          • part
          • preface
          • tablelist
          • toc
          • trademarklist
        • Bookmap metadata elements
          • bookmeta
          • approved
          • bookchangehistory
          • bookevent
          • bookeventtype
          • bookid
          • booknumber
          • bookowner
          • bookpartno
          • bookrestriction
          • bookrights
          • completed
          • copyrfirst
          • copyrlast
          • day
          • edited
          • edition
          • isbn
          • maintainer
          • month
          • organization
          • person
          • printlocation
          • published
          • publisherinformation
          • publishtype
          • reviewed
          • revisionid
          • started
          • summary
          • tested
          • volume
          • year
      • Domain elements
        • Task requirements domain
          • prelreqs
          • closereqs
          • reqconds
          • reqcond
          • noconds
          • reqcontp
          • reqpers
          • personnel
          • perscat
          • perskill
          • esttime
          • supeqli
          • supequi
          • supequip
          • nosupeq
          • supplies
          • supply
          • supplyli
          • nosupply
          • spare
          • spares
          • sparesli
          • nospares
          • nosafety
          • safecond
          • safety
        • Programming elements
          • apiname
          • codeblock
          • coderef
          • codeph
          • option
          • parmname
          • parml
          • plentry
          • pt
          • pd
          • synph
          • syntaxdiagram
          • groupseq
          • groupchoice
          • groupcomp
          • fragment
          • fragref
          • synblk
          • synnote
          • synnoteref
          • kwd
          • var
          • oper
          • delim
          • sep
          • repsep
        • Software elements
          • msgph
          • msgblock
          • msgnum
          • cmdname
          • varname
          • filepath
          • userinput
          • systemoutput
        • User interface elements
          • uicontrol
          • wintitle
          • menucascade
          • shortcut
          • screen
        • xNAL domain elements
          • xNAL usage guidelines
          • authorinformation
          • addressdetails
          • administrativearea
          • contactnumber
          • contactnumbers
          • country
          • emailaddress
          • emailaddresses
          • firstname
          • generationidentifier
          • honorific
          • lastname
          • locality
          • localityname
          • middlename
          • namedetails
          • organizationinfo
          • organizationname
          • organizationnamedetails
          • otherinfo
          • personinfo
          • personname
          • postalcode
          • thoroughfare
          • url
          • urls
    • Learning and training elements
      • Learning and training topic elements
        • learningOverview
        • learningOverviewbody
        • learningContent
        • learningContentbody
        • learningSummary
        • learningSummarybody
        • learningAssessment
        • learningAssessmentbody
        • learningPlan
        • learningPlanbody
        • learningBase
        • learningBasebody
      • Learning and training map domain elements
        • learningGroup
        • learningObject
        • learningPlanRef
        • learningPreAssessmentRef
        • learningOverviewRef
        • learningContentRef
        • learningContentComponentRef
        • learningSummaryRef
        • learningPostAssessmentRef
      • Learning and training interactions domain elements
        • lcInstructornote
        • DITA learning interaction base domain elements
          • lcInteractionBase
          • lcQuestionBase
          • lcOpenQuestion
          • lcTrueFalse
          • lcSingleSelect
          • lcMultipleSelect
          • lcSequencing
          • lcMatching
          • lcHotspot
      • Learning and training metadata elements
        • lcLom
        • lomAggregationLevel
        • lomContext
        • lomCoverage
        • lomDifficulty
        • lomInstallationRemarks
        • lomIntendedUserRole
        • lomInteractivityLevel
        • lomInteractivityType
        • lomLearningResourceType
        • lomOtherPlatformRequirements
        • lomSemanticDensity
        • lomStructure
        • lomTechRequirement
        • lomTypicalAgeRange
        • lomTypicalLearningTime
      • Other learning and training elements
        • Common learning interactions elements
          • lcAnswerContent
          • lcAnswerOption
          • lcAnswerOptionGroup
          • lcArea
          • lcAreaCoords
          • lcAreaShape
          • lcAsset
          • lcCorrectResponse
          • lcFeedback
          • lcFeedbackCorrect
          • lcFeedbackIncorrect
          • lcHotspotMap
          • lcItem
          • lcMatchingHeader
          • lcMatchingItem
          • lcMatchingItemFeedback
          • lcMatchingPair
          • lcMatchTable
          • lcOpenAnswer
          • lcQuestion
          • lcSequence
          • lcSequenceOption
          • lcSequenceOptionGroup
        • Common learning content elements
          • lcAge
          • lcAssessment
          • lcAttitude
          • lcAudience
          • lcBackground
          • lcChallenge
          • lcCIN
          • lcClassroom
          • lcClient
          • lcConstraints
          • lcDelivDate
          • lcDelivery
          • lcDownloadTime
          • lcDuration
          • lcEdLevel
          • lcFileSizeLimitations
          • lcGapAnalysis
          • lcGapItem
          • lcGapItemDelta
          • lcGeneralDescription
          • lcGoals
          • lcGraphics
          • lcHandouts
          • lcInstruction
          • lcInteraction
          • lcIntervention
          • lcInterventionItem
          • lcIntro
          • lcJtaItem
          • lcKnowledge
          • lcLearnStrat
          • lcLMS
          • lcModDate
          • lcMotivation
          • lcNeeds
          • lcNeedsAnalysis
          • lcNextSteps
          • lcNoLMS
          • lcObjective
          • lcObjectives
          • lcObjectivesGroup
          • lcObjectivesStem
          • lcOJT
          • lcOrganizational
          • lcOrgConstraints
          • lcPlanAudience
          • lcPlanDescrip
          • lcPlanObjective
          • lcPlanPrereqs
          • lcPlanResources
          • lcPlanSubject
          • lcPlanTitle
          • lcPlayers
          • lcPrereqs
          • lcProcesses
          • lcProject
          • lcResolution
          • lcResources
          • lcReview
          • lcSecurity
          • lcSkills
          • lcSpecChars
          • lcSummary
          • lcTask
          • lcTaskItem
          • lcTechnical
          • lcTime
          • lcValues
          • lcViewers
          • lcW3C
          • lcWorkEnv
          • lcWorkEnvDescription
    • Attributes
      • Commonly referenced attribute groups
        • display-atts attribute group
        • global-atts attribute group
        • univ-atts attribute group
        • id-atts attribute group
        • select-atts attribute group
        • localization-atts attribute group
        • relational-atts attribute group
          • rel-atts attribute group
        • topicref-atts, topicref-atts-no-toc, and topicref-atts-without-format attribute groups
        • Other common DITA attributes
      • Complex attribute definitions
        • The href attribute
        • The keys attribute
        • The keyref attribute
        • The conref attribute
          • Using the -dita-use-conref-target value
        • The conaction attribute
        • The conrefend attribute
        • The conkeyref attribute
        • The type attribute
        • The format attribute
        • The scope attribute
        • The role attribute
    • Element quick reference
      • Base DITA elements, A to Z
      • Technical content elements, A to Z
      • Learning and training elements, A to Z
      • All DITA 1.2 elements, A to Z
  • Conformance
  • Acknowledgments
  • Non-normative information
    • Changes from previous versions
      • Changes from DITA 1.1 to DITA 1.2
      • Changes from DITA 1.0 to DITA 1.1
    • Migrating from DITA 1.1 to 1.2
    • DITA MIME type
    • Considerations for generalizing <foreign> elements
    • Element-by-element recommendations for translators
    • DITA module and shell implementation reference
    • DTD organization
    • XML schema organization
    • Processing component modularization and naming conventions
    • Processing interoperability considerations
    • Specialization design, customization, and the limits of specialization