R Date formats

<h3>Date Formats</h3>
<table style="width: 100%px;">
<tbody>
<tr>
<td>Conversion specification</td>
<td>Description</td>
<td>Example</td>
</tr>
<tr>
<td>%a</td>
<td>Abbreviated weekday</td>
<td>Sun, Thu</td>
</tr>
<tr>
<td>%A</td>
<td>Full weekday</td>
<td>Sunday, Thursday</td>
</tr>
<tr>
<td>%b or %h</td>
<td>Abbreviated month</td>
<td>May, Jul</td>
</tr>
<tr>
<td>%B</td>
<td>Full month</td>
<td>May, July</td>
</tr>
<tr>
<td>%d</td>
<td>Day of the month<br />01-31</td>
<td>27, 07</td>
</tr>
<tr>
<td>%j</td>
<td>Day of the year<br />001-366</td>
<td>148, 188</td>
</tr>
<tr>
<td>%m</td>
<td>Month<br />01-12</td>
<td>05, 07</td>
</tr>
<tr>
<td>%U</td>
<td>Week<br />01-53<br />with Sunday as first day of the week</td>
<td>22, 27</td>
</tr>
<tr>
<td>%w</td>
<td>Weekday<br />0-6<br />Sunday is 0</td>
<td>0, 4</td>
</tr>
<tr>
<td>%W</td>
<td>Week<br />00-53<br />with Monday as first day of the week</td>
<td>21, 27</td>
</tr>
<tr>
<td>%x</td>
<td>Date, locale-specific</td>
<td></td>
</tr>
<tr>
<td>%y</td>
<td>Year without century<br />00-99</td>
<td>84, 05</td>
</tr>
<tr>
<td>%Y</td>
<td>Year with century<br />on input:<br />00 to 68 prefixed by 20<br />69 to 99 prefixed by 19</td>
<td>1984, 2005</td>
</tr>
<tr>
<td>%C</td>
<td>Century</td>
<td>19, 20</td>
</tr>
<tr>
<td>%D</td>
<td>Date formatted %m/%d/%y</td>
<td>05/27/84, 07/07/05</td>
</tr>
<tr>
<td>%u</td>
<td>Weekday<br />1-7<br />Monday is 1</td>
<td>7, 4</td>
</tr>
<tr>
<td></td>
<td></td>
<td></td>
</tr>
<tr>
<td>%n</td>
<td>Newline on output or<br />Arbitrary whitespace on input</td>
<td></td>
</tr>
<tr>
<td>%t</td>
<td>Tab on output or<br />Arbitrary whitespace on input</td>
<td></td>
</tr>
</tbody>
</table>
<h3>References</h3>