elementvalid5

下载来的一个看图软件的源代码

./test/VC/ElementValid5:7: validity error: Element doc content doesn't follow the DTD
Expecting (a , b* , c+), got (a b c b)
<doc><a/><b> but this</b><c>was not declared</c><b>seems</b></doc>
                                                                 ^