<code><span><span class="fu">all_unique</span><span class="op">(</span><span class="va">x</span>, <span class="va">...</span><span class="op">)</span></span></code></pre></div>
    </div>

    <div id="source">
    <h2>Source</h2>
    <p><a href="https://www.mail-archive.com/r-help@r-project.org/msg77592.html" class="external-link">https://www.mail-archive.com/r-help@r-project.org/msg77592.html</a>
OLD (no longer working): https://r.789695.n4.nabble.com/Is-there-a-function-to-test-if-all-the-elements-in-a-v