JSFiddle - React, Tailwind, and code Playground
HTML
<table>
<tr id="Data1234"><td>a</td><td>b</td><td>c</td><td><input type="button" value="Data"/></td></tr>
<tr id="Data2"><td>a</td><td>b</td><td>c</td><td><input type="button" value="Data"/></td></tr>
<tr id="Data3"><td>a</td><td>b</td><td>c</td><td><input type="button" value="Data"/></td></tr>
<tr id="Data4"><td>a</td><td>b</td><td>c</td><td><input type="button" value="Data"/></td></tr>
</table>
JavaScript
$("input[type=button]").live("click", function() {
var row = $(this).closest("tr");
var rowId = row.attr("id");
alert(rowId);
});