FTT-JavaScript/aulajs16.html at master · luizgustavo77/FTT-JavaScript · GitHub

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<!DOCTYPE html>
<html>
    <head>
    <title>JavaScript Aula 16</title>
    <script>
        function loadCsv() {
            var xhttp = new XMLHttpRequest();
            xhttp.onreadystatechange = function() {
                if (this.readyState == 4 && this.status == 200) {
                    document.getElementById("dados").innerHTML = this.responseText;
                    document.getElementById("size").innerHTML = document.getElementById("dados").innerHTML.length;
                }
            };
            xhttp.open("GET", "data/FL_insurance_sample.csv", true);
            xhttp.send();
        }
    </script>
</head>

<body>
    <h1>JavaScript Aula 16</h1>
    <h2>AJAX - Asynchronous JavaScript And XML</h2>
    <button onclick="loadCsv()">Ler CSV</button>
    <p id="size"></p>
    <pre id="dados"></pre>
</body>
</html>