jQuery addClass example
Change class name on click in jQuery
by Dmitri Ganenco
HTML
<table class="jsgrid-table">
<tbody>
<tr class="jsgrid-row">
<td class="jsgrid-cell jsgrid-align-left" style="width: 100%;">2018</td>
<td class="jsgrid-cell jsgrid-align-left" style="width: 100%;"><span class="warning"></span></td>
</tr>
</tbody>
</table>
CSS
.red-border{
border-style: solid;
border-color: red;
}
JavaScript
$(document).ready(function() {
$("body").css("width", "2000px");
debugger;
$(".jsgrid-table").find(".warning").closest('tr').addClass("red-border");
});