<h4>Pre-Submission Checklist</h4>



<ul class="contains-task-list">
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox" checked=""> Commit message has the format required by CONTRIBUTING guide</li>
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox" checked=""> Commits are split per component (core, individual modules, libs, utils, ...)</li>
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox" checked=""> Each component has a single commit (if not, squash them into one commit)</li>
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox" checked=""> No commits to README files for modules (changes must be done to docbook files<br>
in <code>doc/</code> subfolder, the README file is autogenerated)</li>
</ul>
<h4>Type Of Change</h4>
<ul class="contains-task-list">
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox"> Small bug fix (non-breaking change which fixes an issue)</li>
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox"> New feature (non-breaking change which adds new functionality)</li>
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox" checked=""> Breaking change (fix or feature that would change existing functionality)</li>
</ul>
<h4>Checklist:</h4>

<ul class="contains-task-list">
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox"> PR should be backported to stable branches</li>
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox" checked=""> Tested changes locally</li>
</ul>
<h4>Description</h4>

<p>if index is 0 there were no way to know if the index was there</p>
<p>$x_hdr(A) = "value" needs to append a value<br>
$(x_hdr(A)[0]) = "value" needs to set the value</p>
<p>pv_parse_spec(str *s, pv_spec_p p) was always setting p->pvp.pvi.type<br>
to 0 == PV_IDX_INT</p>

<hr>

<h4>You can view, comment on, or merge this pull request online at:</h4>
<p>  <a href='https://github.com/kamailio/kamailio/pull/2341'>https://github.com/kamailio/kamailio/pull/2341</a></p>

<h4>Commit Summary</h4>
<ul>
  <li>core: PV_IDX_NONE to point that pv had no index</li>
</ul>

<h4>File Changes</h4>
<ul>
  <li>
    <strong>M</strong>
    <a href="https://github.com/kamailio/kamailio/pull/2341/files#diff-b658c3faa4099437e1e3e9b5625c71a6">src/core/pvapi.c</a>
    (7)
  </li>
  <li>
    <strong>M</strong>
    <a href="https://github.com/kamailio/kamailio/pull/2341/files#diff-516b5059141ffb2ffba05ba7cce3e7b3">src/core/pvar.h</a>
    (1)
  </li>
</ul>

<h4>Patch Links:</h4>
<ul>
  <li><a href='https://github.com/kamailio/kamailio/pull/2341.patch'>https://github.com/kamailio/kamailio/pull/2341.patch</a></li>
  <li><a href='https://github.com/kamailio/kamailio/pull/2341.diff'>https://github.com/kamailio/kamailio/pull/2341.diff</a></li>
</ul>

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