JSFiddle - React, Tailwind, and code Playground

HTML

<textarea></textarea>
<button>Click Me</button>

JavaScript

$.valHooks.textarea = {
    get: function(elem) {
        return elem.value.replace(/\r?\n/g, "\r\n");
    }
};

$('button').click(function() {
    alert($('textarea').val());
});