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    <p>Hello,</p>
    <p>if I remember correctly, something similar can be achieved with
      dialplan module (might require a modparam for evaluating variables
      in match expression).</p>
    <p>There is a function to evaluate twice a string with variables,
      but it may lead to leak in some cases. I would avoid using it if
      not proper testing is done.</p>
    <p>Then, I second that KEMI can be a better option for more dynamic
      replacement needs.</p>
    <p>Cheers,<br>
      Daniel<br>
    </p>
    <div class="moz-cite-prefix">On 28.03.22 16:44, Igor Olhovskiy
      wrote:<br>
    </div>
    <blockquote type="cite"
cite="mid:CAJTkRNsUiYhkzzkqKGG39y=cm-C556iVkF7wutU7NwoHmN2bQg@mail.gmail.com">
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        <div>David,</div>
        <div><br>
        </div>
        <div>Regexps in Kamailio are precompiled at script load for
          performance reasons. Really limited set of regex operations
          are dynamic, like <a
href="http://www.kamailio.net/docs/modules/5.4.x/modules/textops.html#textops.f.is_present_hf_re_pv"
            moz-do-not-send="true" class="moz-txt-link-freetext">http://www.kamailio.net/docs/modules/5.4.x/modules/textops.html#textops.f.is_present_hf_re_pv</a></div>
        <div>I'd recommend to look at KEMI if you need something
          dynamic.<br>
        </div>
      </div>
      <br>
      <div class="gmail_quote">
        <div dir="ltr" class="gmail_attr">пн, 28 мар. 2022 г. в 13:04,
          David Villasmil <<a
            href="mailto:david.villasmil.work@gmail.com"
            moz-do-not-send="true" class="moz-txt-link-freetext">david.villasmil.work@gmail.com</a>>:<br>
        </div>
        <blockquote class="gmail_quote" style="margin:0px 0px 0px
          0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
          <div dir="ltr">Hello guys,
            <div><br>
            </div>
            <div>Is it possible to use apvs on regexps like:</div>
            <div><br>
            </div>
            <div>$avp(myvar)=$(re{uri.user}{re.subst,/^\+$avp(some_var)/$avp(some_var)/});</div>
            <div><br>
            </div>
            <div>doesn't seem possible</div>
            <div><br clear="all">
              <div>
                <div dir="ltr">
                  <div dir="ltr">
                    <div>Regards,</div>
                    <div><br>
                    </div>
                    David Villasmil
                    <div>email: <a
                        href="mailto:david.villasmil.work@gmail.com"
                        target="_blank" moz-do-not-send="true"
                        class="moz-txt-link-freetext">david.villasmil.work@gmail.com</a></div>
                    <div>phone: +34669448337</div>
                  </div>
                </div>
              </div>
            </div>
          </div>
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      <br clear="all">
      <br>
      -- <br>
      <div dir="ltr" class="gmail_signature">
        <div dir="ltr">Best regards,
          <div>Igor</div>
        </div>
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      <br>
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    </blockquote>
    <pre class="moz-signature" cols="72">-- 
Daniel-Constantin Mierla -- <a class="moz-txt-link-abbreviated" href="http://www.asipto.com">www.asipto.com</a>
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