JSFiddle - React, Tailwind, and code Playground
by JamesWolf
HTML
<input class="placeholder_required" value="hi_1" placeholder="hi_1"><br>
<input class="placeholder_required" value="hi_2" placeholder="hi_2"><br>
<input class="placeholder_required" value="hi_3" placeholder="hi_3"><br>
<input class="placeholder_optional" value="hi_4" placeholder="hi_4"><br>
<textarea name="" id="" cols="30" rows="10" class="placeholder_optional" placeholder="text">text</textarea>
<button id="submit">
submit
</button>
JavaScript
$(function() {
$("#submit").click(function(){
alert("1");
});
})