 =</span> <span class="st">"group"</span>)</a></code></pre></div>
<pre><code>## pad applied on the interval: day</code></pre>
<pre><code>##   group       date value
## 1     A 2017-10-02     2
## 2     A 2017-10-03    NA
## 3     A 2017-10-04     2
## 4     A 2017-10-05    NA
## 5     A 2017-10-06     2
## 6     B 2017-10-01     2
## 7     B 2017-10-02    NA
## 8     B 2017-10-03     2
## 9     B 2017-10-04     2</code></pre>
<p>Note in the above that each group is padded from its own start to its end. If y