JSFiddle - React, Tailwind, and code Playground
by Jaecheol Kim
HTML
<script src="http://ajax.googleapis.com/ajax/libs/jqueryui/1.11.1/jquery-ui.min.js"></script>
<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.11.1/themes/smoothness/jquery-ui.css">
<table>
<tr>
<td class='blocked'>111</td>
<td>222</td>
</tr>
<tr>
<td>333</td>
<td>444</td>
</tr>
</table>
<button id="clear">clear</button>
JavaScript
$("table").selectable({
filter:"td",
cancel: ".blocked",
});