HTML-JS-CSS/practical_7.html at main · madanrajsagar/HTML-JS-CSS · GitHub

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#Madanraj Sagar
<!DOCTYPE html>
<html>
<head>
  <title>Simple Form</title>
</head>
<body>
  <form onsubmit="return validateForm()">
    <label for="username">Username:</label>
    <input type="text" id="username" name="username"><br><br>

    <label for="password">Password:</label>
    <input type="password" id="password" name="password"><br><br>

    <input type="submit" value="Submit">
  </form>

  <script>
    function validateForm() {
      let username = document.getElementById("username").value;
      let password = document.getElementById("password").value;

      if (username === "" || password === "") {
        alert("Please fill in all fields.");
        return false;
      } else {
        alert("Form submitted successfully!");
        return true;
      }
    }
  </script>
</body>
</html>