JSFiddle - React, Tailwind, and code Playground
HTML
<form id="myForm">
<textarea name="test"></textarea>
<button type="submit">Send</button>
</form>
JavaScript
$("#myForm").on("submit", function (e) {
e.preventDefault();
var data = $(this).serialize();
$(this).find('textarea').prop('value', '');
console.log(data);
/*
$.ajax({
... send data
})
*/
});