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<!DOCTYPE concept PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd">
<!--  This file is part of the DITA Open Toolkit project. See the accompanying LICENSE file for applicable license.  -->
<concept id="preprocess-branch-filter">
  <title>Branch filtering (<codeph>branch-filter</codeph>)</title>
  <shortdesc>The <codeph>branch-filter</codeph> step filters topics using DITAVAL files defined in the map.</shortdesc>
  <prolog>
    <metadata>
      <keywords>
        <indexterm>DITAVAL
          <indexterm><codeph>branch-filter</codeph> preprocess step</indexterm></indexterm>
        <indexterm>filters
          <index-see-also>branch filters</index-see-also>
          <index-see-also>DITAVAL</index-see-also></indexterm>
        <indexterm>profiling
          <index-see-also>DITAVAL</index-see-also></indexterm>
        <indexterm>branch filters</indexterm>
        <indexterm>pre-processing
          <indexterm><codeph>branch-filter</codeph></indexterm></indexterm>
        <indexterm><codeph>branch-filter</codeph></indexterm>
      </keywords>
    </metadata>
  </prolog>
</concept>
