s="code"><span class="constructor">Scanf</span>.<span class="constructor">Scan_failure</span></code></a> if <code class="code">s</code> is not properly escaped (i.e. <code class="code">s</code> has invalid
    escape sequences or special characters that are not properly escaped).
    For instance, <code class="code"><span class="constructor">String</span>.unescaped&nbsp;<span class="string">"\""</span></code> will fail.</p>
</div>
<ul class="info-attributes">
<li><b>Since</b> 4.00.0</li>
</ul>
</div>
<h2 id