## Game > Gamebase > JavaScript SDK User Guide > UI

Alert

Displays a system alert.

Simple Alert Dialog

Displays an alert dialog simply by entering a message.

toast.Gamebase.Util.showAlert(message, () => { ... }));

Example

function showAlert() {
    toast.Gamebase.Util.showAlert('message', function() {
        console.log('Alert Closed');
    });
}

Alert Dialog with Callback

Use the following API to call back the processed result after the alert dialog has been displayed.

toast.Gamebase.Util.showConfirm(message, (isConfirmed) => { ... });

Example

function showConfirm() {
    toast.Gamebase.Util.showConfirm('message', function (isConfirmed) {
        if (isConfirmed) {
            console.log('OK Button Clicked');
        } else {
            console.log('Cancel Button Clicked');
        }
    });
}

Error Handling

Error Error Code Description
UI_UNKNOWN_ERROR 6999 Unknown error.(Undefined error).
  • Refer to the following document for all error codes.
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