 href="https://rdrr.io/r/base/tempfile.html" class="external-link">tempfile</a></span><span class="op">(</span>fileext <span class="op">=</span> <span class="st">".nii.gz"</span><span class="op">)</span>, retimg <span class="op">=</span> <span class="cn">FALSE</span><span class="op">)</span></span></code></pre></div>
    </div>

    <div id="arguments">
    <h2>Arguments</h2>
    <dl><dt>file</dt>
<dd><p>(character) input image</p></dd>


<dt>file2</dt>
<dd><p>(character) image to be unioned</p></dd>


<dt>