## A Personal Greeting

Without a "name", present the user a form. With a name, provide a greeting.

- fourth.php
- fourth.php?name=John%20Harvard

    <?php
          $name = $_GET["name"];
    ?>
    <!DOCTYPE html>
    <html>
      <head>
        <meta charset="utf-8"/>
        <title>Greeting Page</title>
      </head>
      <body>
        <?php
        if ($name) {
          echo("<h1>Hello, $name!</h1>");
        } else {
          echo('<h1><label for="input_name">Enter name:</label></h1>');
          echo('<form method="get">');
          echo('<input type="text" name="name" id="input_name"/>');
          echo('<br /><input type="submit" />');
          echo('<br /><input type="reset" />');
        }
    ?>
      </body>
    </html>