JSFiddle - React, Tailwind, and code Playground

JavaScript

function sendContact() {
	
    var formData = 'userName=' + $("#userName").val() + '&userEmail=' + $("#userEmail").val() + '&content=' + $(content).val();
		var valid = validateContact();
    
		if (valid) {
			jQuery.ajax({
				url: "contact-form.php",
				data: formData,
				type: "POST",
				success: function(data){
					formData = null;
				}
			});
		}
	}