bookstoreHTML/ping.html at main · mr-body/bookstoreHTML · GitHub

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<!DOCTYPE html>
<html lang="pt-br">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Teste de Ping</title>
  <!-- Importa o JQuery -->
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
</head>

<body>

  <span id="status">Aguardando resultado do ping...</span>

  <script>
    function ping(host, port, pong) {
      var started = new Date().getTime();
      var http = new XMLHttpRequest();

      http.open("GET", "http://" + host + ":" + port, true);
      http.onreadystatechange = function () {
        if (http.readyState == 4) {
          var ended = new Date().getTime();
          var milliseconds = ended - started;
          if (pong != null) {
            pong(milliseconds);
          }
        }
      };
      try {
        http.send(null);
      } catch (exception) {
        console.error("Erro na conexão:", exception);
        document.getElementById("status").innerText = "Erro na conexão: " + exception;
      }
    }

    ping("google.com", "80", function (m) {
      var statusSpan = document.getElementById("status");
      statusSpan.innerText = "Levou " + m + " milissegundos.";
    });
  </script>

</body>

</html>