peration on the entire buffer
(like formatting it, piping it through a command, or doing an external
spell check on it), any anchors that were present are gone.  And when
you close the buffer, all its anchors simply disappear; they are not saved.
</p>
<p>Anchors are visualized in the margin when line numbers are activated.
</p>
<hr>
<span id="Limitations"></span><span id="Limitations-1"></span><h3 class="section">3.9 Limitations</h3>

<p>The recording and playback of keyboard macros works correctly only on 