By default, the Validation.ErrorTemplate in WPF is just a small red border without any ToolTip. In Silverlight 4, the validation error is nicely styled out-of-the-box.
this is my code: def a(): print \'sss\' @a() def b(): print \'aaa\' b() and the Tracebackis: sss Traceback (most recent call last):
加载中,请稍侯......