Why Does My Login Form Disappear on Enter Keypress in an AIR Project?

Resolving Form Submission Issues on Enter with jQuery

In an AIR project that employs HTML and jQuery, submitting a login form on the "Enter" key presents challenges. Upon pressing Enter, the form's contents disappear without actual submission.

A common solution involves capturing the "Enter" keypress event using jQuery's .keypress() method. However, some users have encountered issues with this approach, where the form content still vanishes without submission.

To resolve this, it is crucial to add the line "return false" within the event handler. Here's the updated code:

$('.input').keypress(function (e) {
  if (e.which == 13) {
    $('form#login').submit();
    return false;    // Add this line
  }
});

The "return false" statement effectively prevents the default behavior associated with the "Enter" key, which is typically form submission. By returning false, the event handler cancels this default behavior and allows the custom submission function to execute instead.

As mentioned in a StackOverflow discussion, "return false" functions similarly to calling both e.preventDefault() and e.stopPropagation(). These methods prevent the browser's default actions, making it possible to handle the event in a custom manner.

The above is the detailed content of Why Does My Login Form Disappear on Enter Keypress in an AIR Project?. For more information, please follow other related articles on the PHP Chinese website!