JSFiddle - React, Tailwind, and code Playground
by Deepak Manwal
HTML
<select class="test">
<option>1</option>
<option>2</option>
</select>
<select class="test">
<option>1</option>
<option>2</option>
</select>
<select class="test">
<option>1</option>
<option>2</option>
</select>
<select class="test">
<option>1</option>
<option>2</option>
</select>
JavaScript
var eSelect = document.getElementsByClassName('test');
for(var i=0;i<eSelect.length;i++)
{
eSelect[i].onchange = function(){alert("sdfdsf");}
}