JSFiddle - React, Tailwind, and code Playground

HTML

<table id="myTable">
        <tr>
                <td id="col1"><a id="ok1" href="javascript:void(0);">click</a></td>
                <td id="col2"><a id="ok2" href="javascript:void(0);">click</a></td>
                <td id="col3"><a id="ok3" href="javascript:void(0);">click</a></td>
        </tr>
</table>

JavaScript

var children = document.querySelectorAll("#myTable tr td a");
for(var i=0; i<children.length; i++) {
	console.log(children[i].id);
}