III. Function reference

Table of Contents

ext:cwd — Returns the current working directory
ext:image-metadata — Return intrinsic properties of an image
ext:image-properties — Return intrinsic properties of an image
ext:pygmentize — Syntax highlight a listing with pygmentize
ext:pygmentize-available — Returns true if pygmentize is available
ext:validate-with-relax-ng — Returns the current working directory
ext:xinclude — Performs XInclude processing
f:absolute-length — Returns the absolute length of a unit of measurement
f:attributes — Returns the attribute that apply to an output element
f:cals-colsep — Returns the “colsep” value associated with a CALS table cell
f:cals-rowsep — Returns the “rowsep” value associated with a CALS table cell
f:check-gentext — Returns generated text
f:chunk — Returns chunking attributes
f:chunk-filename — Returns the filename to use for a particular chunk
f:chunk-title — Returns the title of a chunk
f:css-length — Returns a length in the format of a CSS property
f:css-property — Returns a CSS property for a given value
f:date-format — Returns the format string for a date
f:empty-length — Returns a map that represents an empty length
f:equal-lengths — Returns true if two lengths are equal
f:generate-id — Generate a unique identifier for an element
f:gentext — Returns generated text
f:gentext-letters — Returns the letters for the in-scope language
f:gentext-letters-for-language — Returns the letters for a language
f:highlight-verbatim — Syntax highlight verbatim element?
f:href — Returns the href link to a node
f:id — Returns an ID for the element
f:in-scope-language — Returns the in-scope-language associated with an element
f:intra-number-separator — Return the intra-number separator
f:is-empty-length — Tests if a length is empty
f:is-true — Determines if a given value represents “true”
f:l10n-language — Returns the best matching localization language
f:l10n-token — Returns the gentext token for a key
f:label-separator — Returns the label separator
f:language — Returns the language associated with an element
f:languages — Returns all of the localizations used by a document
f:length-string — Returns the string representation of a length
f:length-units — Returns the units associated with a length
f:locales — Returns the locales detected in the document
f:make-length — Construct a length from constituent parts
f:mediaobject-amend-uri — Amend the URI for media objects
f:mediaobject-input-base-uri — Identify the input base URI for media
f:mediaobject-type — Return the type of a media object
f:mediaobject-viewport — Construct the “viewport” for media objects
f:number-separator — Returns the number separator
f:object-align — Returns the alignment of a media object
f:object-contentheight — Returns the content height of an object
f:object-contentwidth — Returns the content width of an object
f:object-height — Returns the height (depth) of a mediaobject
f:object-properties — Returns the properties of an object
f:object-scale — Returns the scaling factor for an object
f:object-scalefit — Scale object to fit?
f:object-valign — Returns the vertical alignment of a media object
f:object-width — Returns the width of a mediaobject
f:orderedlist-item-number — Returns the item number of an item in an ordered list
f:orderedlist-item-numeration — Returns the item numeration format for an ordered list
f:orderedlist-startingnumber — Returns the starting number of an ordered list
f:parse-length — Parse a string into a length
f:pi — Returns DocBook processing-instruction property values
f:pi-attributes — Returns processing-instruction pseudo-attributes as attributes
f:post-label-punctuation — Punctuation that follows a label
f:refsection — Is this a section in a refentry?
f:relative-length — Returns the relative portion of a length, if it has one
f:relative-path — Give two file paths, what’s the relative path between them?
f:section — Is this a section?
f:section-depth — Returns the section depth of a node
f:spaces — Returns a string of spaces
f:step-number — Returns the step number of a step in an procedure
f:step-numeration — Returns the step numeration format for a step
f:syntax-highlight — Performs syntax highlighting
f:target — Returns the element identified by a particular id
f:template — Returns the title page template for an element
f:tokenize-on-char — Tokenize a string at a specific character
f:unique-id — Returns an ID for the element
f:uri-scheme — Returns the scheme portion of a URI
f:verbatim-highlight — Returns the highlight properties for a verbatim environment
f:verbatim-numbered — Returns true if the listing should be numbered
f:verbatim-style — Returns the style of a verbatim listing
f:verbatim-trim-trailing — Return true if trailing blank lines should be trimmed
f:xlink-style — Returns the XLink style for this document
f:xpointer-idref — Parses an XPointer for a same-document ID reference