Release 4

V2-0335.cs.xml

Vocabulary Work GroupMaturity Level: N/AStandards Status: Informative

Raw XML (canonical form + also see XML Format Specification)

FHIR Value set/code system definition for HL7 v2 table 0335 ( Repeat pattern)

<?xml version="1.0" encoding="UTF-8"?>

<CodeSystem xmlns="http://hl7.org/fhir">
  <id value="v2-0335"/> 
  <meta> 
    <profile value="http://hl7.org/fhir/StructureDefinition/shareablecodesystem"/> 
  </meta> 
  <language value="en"/> 
  <text> 
    <status value="additional"/> 
    <div xmlns="http://www.w3.org/1999/xhtml">
      <p> Repeat Pattern</p> 

      <table class="grid">
        <tr> 
          <td> 
            <b> Code</b> 
          </td> 
          <td> 
            <b> Description</b> 
          </td> 
          <td> 
            <b> Comment</b> 
          </td> 
          <td> 
            <b> Version</b> 
          </td> 
        </tr> 
        <tr> 
          <td> A
            <a name="A"> </a> 
          </td> 
          <td> Ante (before)</td> 
          <td/>  
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> BID
            <a name="BID"> </a> 
          </td> 
          <td> twice a day at institution-specified times</td> 
          <td> (e.g., 9AM-4PM)</td> 
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> C
            <a name="C"> </a> 
          </td> 
          <td> service is provided continuously between start time and stop time</td> 
          <td/>  
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> D
            <a name="D"> </a> 
          </td> 
          <td> Cibus Diurnus (lunch)</td> 
          <td/>  
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> I
            <a name="I"> </a> 
          </td> 
          <td> Inter</td> 
          <td> (e.g., between this meal and the next, between dinner and sleep</td> 
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> M
            <a name="M"> </a> 
          </td> 
          <td> Cibus Matutinus (breakfast)</td> 
          <td/>  
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> Meal Related Timings
            <a name="MealRelatedTimings"> </a> 
          </td> 
          <td> &lt;timing&gt;C (&quot;cum&quot;)&lt;meal&gt;</td> 
          <td/>  
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> Once
            <a name="Once"> </a> 
          </td> 
          <td> one time only.</td> 
          <td> This is also the default when this component is null.</td> 
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> P
            <a name="P"> </a> 
          </td> 
          <td> Post (after)</td> 
          <td/>  
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> PRN
            <a name="PRN"> </a> 
          </td> 
          <td> given as needed</td> 
          <td/>  
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> PRNxxx
            <a name="PRNxxx"> </a> 
          </td> 
          <td> where xxx is some frequency code</td> 
          <td> (e.g., PRNQ6H); given as needed over the frequency period.</td> 
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> Q&lt;integer&gt;D
            <a name="Q.60integer.62D"> </a> 
          </td> 
          <td> every &lt;integer&gt; days</td> 
          <td/>  
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> Q&lt;integer&gt;H
            <a name="Q.60integer.62H"> </a> 
          </td> 
          <td> every &lt;integer&gt; hours</td> 
          <td/>  
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> Q&lt;integer&gt;J&lt;day#&gt;
            <a name="Q.60integer.62J.60day.35.62"> </a> 
          </td> 
          <td> repeats on a particular day of the week,</td> 
          <td> From the French jour (day). If &lt;integer&gt; is missing, the repeat rate is assumed
               to be 1. Day numbers are counted from 1=Monday to 7=Sunday. So Q2J2 means every second
               Tuesday; Q1J6 means every Saturday.</td> 
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> Q&lt;integer&gt;L
            <a name="Q.60integer.62L"> </a> 
          </td> 
          <td> every &lt;integer&gt; months (Lunar cycle)</td> 
          <td/>  
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> Q&lt;integer&gt;M
            <a name="Q.60integer.62M"> </a> 
          </td> 
          <td> every &lt;integer&gt; minutes</td> 
          <td/>  
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> Q&lt;integer&gt;S
            <a name="Q.60integer.62S"> </a> 
          </td> 
          <td> every &lt;integer&gt; seconds</td> 
          <td/>  
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> Q&lt;integer&gt;W
            <a name="Q.60integer.62W"> </a> 
          </td> 
          <td> every &lt;integer&gt; weeks</td> 
          <td/>  
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> QAM
            <a name="QAM"> </a> 
          </td> 
          <td> in the morning at institution-specified time</td> 
          <td/>  
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> QHS
            <a name="QHS"> </a> 
          </td> 
          <td> every day before the hour of sleep</td> 
          <td/>  
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> QID
            <a name="QID"> </a> 
          </td> 
          <td> four times a day at institution-specified times</td> 
          <td> (e.g., 9AM-11AM-4PM-9PM)</td> 
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> QOD
            <a name="QOD"> </a> 
          </td> 
          <td> every other day</td> 
          <td> (same as Q2D)</td> 
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> QPM
            <a name="QPM"> </a> 
          </td> 
          <td> in the evening at institution-specified time</td> 
          <td/>  
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> QSHIFT
            <a name="QSHIFT"> </a> 
          </td> 
          <td> during each of three eight-hour shifts at institution-specified times</td> 
          <td/>  
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> TID
            <a name="TID"> </a> 
          </td> 
          <td> three times a day at institution-specified times</td> 
          <td> (e.g., 9AM-4PM-9PM)</td> 
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> U &lt;spec&gt;
            <a name="U.60spec.62"> </a> 
          </td> 
          <td> for future use, where &lt;spec&gt; is an interval specification as defined by the UNIX
               cron specification.</td> 
          <td/>  
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> V
            <a name="V"> </a> 
          </td> 
          <td> Cibus Vespertinus (dinner)</td> 
          <td/>  
          <td> added v2.4</td> 
        </tr> 
        <tr> 
          <td> xID
            <a name="xID"> </a> 
          </td> 
          <td> &quot;X&quot; times per day at institution-specified times, where X is a numeral 5 or
               greater.</td> 
          <td> (e.g., 5ID=five times per day; 8ID=8 times per day)</td> 
          <td> added v2.4</td> 
        </tr> 
      </table> 

    </div> 
  </text> 
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">
    <valueCode value="external"/> 
  </extension> 
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm">
    <valueInteger value="0"/> 
  </extension> 
  <url value="http://terminology.hl7.org/CodeSystem/v2-0335"/> 
  <identifier> 
    <system value="urn:ietf:rfc:3986"/> 
    <value value="urn:oid:2.16.840.1.113883.18.205"/> 
  </identifier> 
  <version value="2.9"/> 
  <name value="v2.0335"/> 
  <title value="v2 Repeat pattern"/> 
  <status value="active"/> 
  <experimental value="false"/> 
  <publisher value="HL7, Inc"/> 
  <contact> 
    <telecom> 
      <system value="url"/> 
      <value value="http://hl7.org"/> 
    </telecom> 
  </contact> 
  <description value="FHIR Value set/code system definition for HL7 v2 table 0335 ( Repeat pattern)"/> 
  <content value="complete"/> 
  <concept> 
    <code value="A"/> 
    <display value="Ante (before)"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="Ante (vóór)"/> 
    </designation> 
  </concept> 
  <concept> 
    <extension url="http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments">
      <valueString value="(e.g., 9AM-4PM)">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl"/> 
          </extension> 
          <extension url="content">
            <valueString value="(bijv. 9u-16u)"/> 
          </extension> 
        </extension> 
      </valueString> 
    </extension> 
    <code value="BID"/> 
    <display value="twice a day at institution-specified times"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="twee maal per dag op vastgestelde tijden"/> 
    </designation> 
  </concept> 
  <concept> 
    <code value="C"/> 
    <display value="service is provided continuously between start time and stop time"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="service wordt continu geleverd tussen starttijd en stoptijd"/> 
    </designation> 
  </concept> 
  <concept> 
    <code value="D"/> 
    <display value="Cibus Diurnus (lunch)"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="Cibus Diurnus (lunch)"/> 
    </designation> 
  </concept> 
  <concept> 
    <extension url="http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments">
      <valueString value="(e.g., between this meal and the next, between dinner and sleep">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl"/> 
          </extension> 
          <extension url="content">
            <valueString value="(bijv. tussen deze maaltijd en de volgende, tussen avondeten en slapen gaan)"/> 
          </extension> 
        </extension> 
      </valueString> 
    </extension> 
    <code value="I"/> 
    <display value="Inter"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="Inter"/> 
    </designation> 
  </concept> 
  <concept> 
    <code value="M"/> 
    <display value="Cibus Matutinus (breakfast)"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="Cibus Matutinus (ontbijt)"/> 
    </designation> 
  </concept> 
  <concept> 
    <code value="Meal Related Timings"/> 
    <display value="&lt;timing&gt;C (&quot;cum&quot;)&lt;meal&gt;"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="&lt;timing&gt;C (&quot;cum&quot;)&lt;maaltijd&gt;"/> 
    </designation> 
  </concept> 
  <concept> 
    <extension url="http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments">
      <valueString value="This is also the default when this component is null.">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl"/> 
          </extension> 
          <extension url="content">
            <valueString value="Dit is ook de standaardwaarde als dit component leeg is."/> 
          </extension> 
        </extension> 
      </valueString> 
    </extension> 
    <code value="Once"/> 
    <display value="one time only."/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="eenmalig."/> 
    </designation> 
  </concept> 
  <concept> 
    <code value="P"/> 
    <display value="Post (after)"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="Post (na)"/> 
    </designation> 
  </concept> 
  <concept> 
    <code value="PRN"/> 
    <display value="given as needed"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="zo nodig"/> 
    </designation> 
  </concept> 
  <concept> 
    <extension url="http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments">
      <valueString value="(e.g., PRNQ6H); given as needed over the frequency period.">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl"/> 
          </extension> 
          <extension url="content">
            <valueString value="(bijv. PRNQ6H); gegeven indien nodig binnen de frequentieperiode"/> 
          </extension> 
        </extension> 
      </valueString> 
    </extension> 
    <code value="PRNxxx"/> 
    <display value="where xxx is some frequency code"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="waarbij xxx een of andere frequentiecode is"/> 
    </designation> 
  </concept> 
  <concept> 
    <code value="Q&lt;integer&gt;D"/> 
    <display value="every &lt;integer&gt; days"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="elke &lt;integer&gt; dagen"/> 
    </designation> 
  </concept> 
  <concept> 
    <code value="Q&lt;integer&gt;H"/> 
    <display value="every &lt;integer&gt; hours"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="elke &lt;integer&gt; uur"/> 
    </designation> 
  </concept> 
  <concept> 
    <extension url="http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments">
      <valueString value="From the French jour (day). If &lt;integer&gt; is missing, the repeat rate is assumed
         to be 1. Day numbers are counted from 1=Monday to 7=Sunday. So Q2J2 means every second
         Tuesday; Q1J6 means every Saturday.">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl"/> 
          </extension> 
          <extension url="content">
            <valueString value="Afkomstig van het Franse jour (dag). Als &lt;integer&gt; ontbreekt, wordt de herhaalfrequentie
               verondersteld 1 te zijn. Dagnummers worden geteld van 1=maandag tot 7=zondag. Dus Q2J2
               betekent elke tweede dinsdag; Q1J6 betekent elke zaterdag."/> 
          </extension> 
        </extension> 
      </valueString> 
    </extension> 
    <code value="Q&lt;integer&gt;J&lt;day#&gt;"/> 
    <display value="repeats on a particular day of the week,"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="herhaalt op een bepaalde dag in de week."/> 
    </designation> 
  </concept> 
  <concept> 
    <code value="Q&lt;integer&gt;L"/> 
    <display value="every &lt;integer&gt; months (Lunar cycle)"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="elke &lt;integer&gt; maanden (maancyclus)"/> 
    </designation> 
  </concept> 
  <concept> 
    <code value="Q&lt;integer&gt;M"/> 
    <display value="every &lt;integer&gt; minutes"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="elke &lt;integer&gt; minuten"/> 
    </designation> 
  </concept> 
  <concept> 
    <code value="Q&lt;integer&gt;S"/> 
    <display value="every &lt;integer&gt; seconds"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="elke &lt;integer&gt; seconden"/> 
    </designation> 
  </concept> 
  <concept> 
    <code value="Q&lt;integer&gt;W"/> 
    <display value="every &lt;integer&gt; weeks"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="elke &lt;integer&gt; weken"/> 
    </designation> 
  </concept> 
  <concept> 
    <code value="QAM"/> 
    <display value="in the morning at institution-specified time"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="in de morgen op vastgestelde tijd"/> 
    </designation> 
  </concept> 
  <concept> 
    <code value="QHS"/> 
    <display value="every day before the hour of sleep"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="elke dag voor het slapen gaan"/> 
    </designation> 
  </concept> 
  <concept> 
    <extension url="http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments">
      <valueString value="(e.g., 9AM-11AM-4PM-9PM)">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl"/> 
          </extension> 
          <extension url="content">
            <valueString value="(bijv. 9u-11u-16u-21u)"/> 
          </extension> 
        </extension> 
      </valueString> 
    </extension> 
    <code value="QID"/> 
    <display value="four times a day at institution-specified times"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="vier maal per dag op vastgestelde tijden"/> 
    </designation> 
  </concept> 
  <concept> 
    <extension url="http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments">
      <valueString value="(same as Q2D)">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl"/> 
          </extension> 
          <extension url="content">
            <valueString value="(gelijk aan Q2D)"/> 
          </extension> 
        </extension> 
      </valueString> 
    </extension> 
    <code value="QOD"/> 
    <display value="every other day"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="om de dag"/> 
    </designation> 
  </concept> 
  <concept> 
    <code value="QPM"/> 
    <display value="in the evening at institution-specified time"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="in de avond op vastgestelde tijden"/> 
    </designation> 
  </concept> 
  <concept> 
    <code value="QSHIFT"/> 
    <display value="during each of three eight-hour shifts at institution-specified times"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="tijdens elke van de drie achtuursdiensten op vastgestelde tijden"/> 
    </designation> 
  </concept> 
  <concept> 
    <extension url="http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments">
      <valueString value="(e.g., 9AM-4PM-9PM)">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl"/> 
          </extension> 
          <extension url="content">
            <valueString value="(bijv. 9u-16u-21u)"/> 
          </extension> 
        </extension> 
      </valueString> 
    </extension> 
    <code value="TID"/> 
    <display value="three times a day at institution-specified times"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="drie maal per dag op vastgestelde tijden"/> 
    </designation> 
  </concept> 
  <concept> 
    <code value="U &lt;spec&gt;"/> 
    <display value="for future use, where &lt;spec&gt; is an interval specification as defined by the UNIX
       cron specification."/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="voor toekomstig gebruik, waarbij &lt;spec&gt; een intervalspecificatie is zoals gedefinieerd
         door de UNIX cron specificatie."/> 
    </designation> 
  </concept> 
  <concept> 
    <code value="V"/> 
    <display value="Cibus Vespertinus (dinner)"/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="Cibus Vespertinus (avondeten)"/> 
    </designation> 
  </concept> 
  <concept> 
    <extension url="http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments">
      <valueString value="(e.g., 5ID=five times per day; 8ID=8 times per day)">
        <extension url="http://hl7.org/fhir/StructureDefinition/translation">
          <extension url="lang">
            <valueCode value="nl"/> 
          </extension> 
          <extension url="content">
            <valueString value="bijv. 5ID=vijf maal per dag; 8ID=acht maal per dag"/> 
          </extension> 
        </extension> 
      </valueString> 
    </extension> 
    <code value="xID"/> 
    <display value="&quot;X&quot; times per day at institution-specified times, where X is a numeral 5 or
       greater."/> 
    <designation> 
      <language value="nl"/> 
      <use> 
        <system value="http://terminology.hl7.org/CodeSystem/designation-usage"/> 
        <code value="display"/> 
      </use> 
      <value value="&quot;X&quot; maal per dag op vastgestelde tijden waarbij X een getal van 5 of hoger is."/> 
    </designation> 
  </concept> 
</CodeSystem>

Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.