<p></p>
<p>Probably the documentation should also be fixed?</p>
<p><a href="https://kamailio.org/docs/modules/devel/modules/textops.html#textops.f.append_hf" rel="nofollow">https://kamailio.org/docs/modules/devel/modules/textops.html#textops.f.append_hf</a></p>
<p>"4.24.  append_hf(txt[, hdr])</p>
<p>Appends 'txt' as header after first header field or after last 'hdr' header field. "</p>

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