5.21.4.3.1 - Sending an Email Upon Saving a Case

// The first line specifies the custom field that will trigger the email when it is edited
[Changed.CustomField(6342).Changed]
// This defines that the function is triggered upon saving the case 
function on_save()
{ 
// Here you can specify which new value will trigger the system email, in this case "True" represents a ticked checkbox
    if (Changed.CustomField("6342").NewValueAsText == 'True')
    {
// These function send the email using the specified template as well as displaying a success message
        Service.SendEmail('Confirmation Email');
        Service.AddMessage('Your email - Confirmation Email - has been sent.','success');
// "return true" indicates that the new data will be saved to your system, "return false" signifies that the new data will not be saved
        return true;
    }
// The "else" function indicates that the following code will fire when the value is not as specified 
    else
    {
        Service.AddMessage('Sending your email failed, the value of field Scripting Example did not equal Send Email', 'success');
        return true;
    }
}