JSFiddle - React, Tailwind, and code Playground

HTML

<html>
<head>

</head>
<body>

    <input type="text" />
    <div></div>
</body>
</html>

JavaScript

$(function(){
    $('input').on('paste', function(e){
        var target = $(e.target);
        var textArea = $("<textarea></textarea>");
        textArea.bind("blur", function(e) {
            target.val(textArea.val().replace(/\r?\n/g, ', ') );
            textArea.remove();
        });
        $("body").append(textArea);
        textArea.focus();
        setTimeout(function(){
            target.focus();
        }, 10);
    });
});