Is there a plugin or built-in functionality for CKEditor 4.x that would act like HTML5 input/textarea placeholder?
Only thing I found is http://ckeditor.com/addon/placeholder, but that seems to be something a lot different.
You can use the configHelper plugin.
Demo: http://alfonsoml.blogspot.com.es/2012/04/placeholder-text-in-ckeditor.html
来源：https://stackoverflow.com/questions/16558310/html5-like-placeholder