Integrated Campaign Registry (ICR) Implementation Guide
0.1.0 - ci-build International flag

Integrated Campaign Registry (ICR) Implementation Guide - Local Development build (v0.1.0) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

: ICR Location — quadkey cell - XML Representation

Active as of 2026-09-06

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<SearchParameter xmlns="http://hl7.org/fhir">
  <id value="icr-location-quadkey"/>
  <text>
    <status value="generated"/>
    <div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: SearchParameter icr-location-quadkey</b></p><a name="icr-location-quadkey"> </a><a name="hcicr-location-quadkey"> </a><h2>ICRLocationQuadkey</h2><p>Parameter <code>quadkey</code>:<code>string</code></p><div><p>Search Location by its quadkey spatial-index cell (spatial-index extension, system = quadkey). String-typed on purpose: quadkeys are prefix-hierarchical, so the default starts-with match answers tile containment at any coarser zoom — Location?quadkey=0313131 is every point in that zoom-7 tile — with no geometry engine. Use :exact for one cell.</p>
</div><table class="grid"><tr><td>Resource</td><td><a href="http://hl7.org/fhir/R4/location.html">Location</a></td></tr><tr><td>Expression</td><td><code>Location.extension('https://icr.healthcampaigns.org/StructureDefinition/spatial-index').where(extension('system').value = 'quadkey').extension('cell').value.as(string)</code></td></tr><tr><td>Processing Mode</td><td>Normal</td></tr><tr><td>Multiples</td><td><ul><li>multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true</li><li>multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true</li></ul></td></tr></table></div>
  </text>
  <url
       value="https://icr.healthcampaigns.org/SearchParameter/icr-location-quadkey"/>
  <version value="0.1.0"/>
  <name value="ICRLocationQuadkey"/>
  <status value="active"/>
  <experimental value="false"/>
  <date value="2026-09-06T21:01:27+00:00"/>
  <publisher value="UNICEF"/>
  <contact>
    <name value="UNICEF"/>
    <telecom>
      <system value="url"/>
      <value value="https://www.unicef.org"/>
    </telecom>
  </contact>
  <description
               value="Search Location by its quadkey spatial-index cell (spatial-index extension, system = quadkey). String-typed on purpose: quadkeys are prefix-hierarchical, so the default starts-with match answers tile containment at any coarser zoom — Location?quadkey=0313131 is every point in that zoom-7 tile — with no geometry engine. Use :exact for one cell."/>
  <jurisdiction>
    <coding>
      <system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/>
      <code value="001"/>
      <display value="World"/>
    </coding>
  </jurisdiction>
  <code value="quadkey"/>
  <base value="Location"/>
  <type value="string"/>
  <expression
              value="Location.extension('https://icr.healthcampaigns.org/StructureDefinition/spatial-index').where(extension('system').value = 'quadkey').extension('cell').value.as(string)"/>
  <xpathUsage value="normal"/>
</SearchParameter>