JSFiddle - React, Tailwind, and code Playground
by Md Shah
HTML
<form method=post id="myform">
<input type="text" name="a1">
<input type="text" name="a2">
<input type="text" name="a3">
<input type="text" name="a4">
<input type=submit value="Submit">
</form>
JavaScript
$("#myform").submit(function(e){
e.preventDefault()
$('input,select', this).each(function(){
if($(this).val() == "") $(this).remove();
})
})