parmname 

When referencing the name of an application programming interface
parameter within the text flow of your topic, use the parameter
name (<<keyword>parmname</keyword>>) element to markup the parameter. This element
is part of the DITA programming domain, a special set of DITA elements designed
to document programming tasks, concepts and reference information.

Element Information

Model

Attributes

QName Type Fixed Default Use Inheritable Annotation
audience xs:string optional
base xs:string optional
class xs:string + topic/keyword pr-d/parmname optional 
The class attribute supports specialization. Its predefined values help 
the output transforms work correctly with ranges of related content.
conref xs:string optional
id xs:NMTOKEN optional
importance importance-atts.class optional
keyref xs:string optional
otherprops xs:string optional
outputclass xs:string optional
platform xs:string optional
product xs:string optional
props xs:string optional
rev xs:string optional
status status-atts.class optional
translate yesno-att.class optional
xml:lang xs:language optional 
In due course, we should install the relevant ISO 2- and 3-letter
codes as the enumerated possible values . . .
xtrc xs:string optional
xtrf xs:string optional

Used By

Element Groups parmname, pr-d-keyword
Complex Type synph.class
Element synph

Source 

<xs:element name="parmname">
  <xs:annotation>
    <xs:documentation>When referencing the name of an application programming interface parameter within the text flow of your topic, use the parameter name (<
      <keyword>parmname</keyword>>) element to markup the parameter. This element is part of the DITA programming domain, a special set of DITA elements designed to document programming tasks, concepts and reference information.</xs:documentation>
  </xs:annotation>
  <xs:complexType mixed="true">
    <xs:complexContent>
      <xs:extension base="parmname.class">
        <xs:attribute ref="class" default="+ topic/keyword  pr-d/parmname "/>
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>
</xs:element>

Sample