          Matches at the start of a buffer only (the same as \`).
                </p>
              </td>
</tr>
<tr>
<td>
                <p>
                  <code class="computeroutput"><span class="special">\</span><span class="identifier">z</span></code>
                </p>
              </td>
<td>
                <p>
                  Matches at the end of a buffer only (the same as \').
                </p>
              </td>
</tr>
<tr>
<td>
                <p>
                  <code class="compu