cb4"><html><body><pre class="r"><span class="fu"><a href="https://rdrr.io/r/base/ls.html">ls</a></span>(<span class="st">'package:projmgr'</span>)[<span class="fu"><a href="https://rdrr.io/r/base/grep.html">grep</a></span>(<span class="st">"^is_*"</span>, <span class="fu"><a href="https://rdrr.io/r/base/ls.html">ls</a></span>(<span class="st">'package:projmgr'</span>))]
<span class="co">#&gt;  [1] "is_assigned"       "is_assigned_to"    "is_created_before"</span>
<span class="co">#&gt;  [4] "is_due"        