我正在使用以下代码加载
XML文件(实际上是NZB):
QXmlQuery query; query.bindVariable("path",QVariant(path)); query.setQuery("doc($path)/nzb/file/segments/segment/string()"); if(!query.isValid()) throw QString("Invalid query."); QStringList segments; if(!query.evaluateto(&segments)) throw QString("Unable to evaluate..."); QString string; foreach(string,segments) qDebug() << "String: " << string;
使用以下输入,它按预期工作:
<?xml version="1.0" encoding="iso-8859-1" ?> <!DOCTYPE nzb PUBLIC "-//newzBin//DTD NZB 1.0//EN" "http://www.newzbin.com/DTD/nzb/nzb-1.0.dtd"> <nzb> <file> <groups> <group>alt.binaries.cd.image</group> </groups> <segments> <segment>waWdnZfhevdBeZTUnZ2dnUVZ8uOdnZ2d@giganews.com</segment> </segments> </file> </nzb>
但是,使用以下输入时,不会返回任何结果.这是输入应该如何格式化,具有以下属性:
<?xml version="1.0" encoding="iso-8859-1" ?> <!DOCTYPE nzb PUBLIC "-//newzBin//DTD NZB 1.0//EN" "http://www.newzbin.com/DTD/nzb/nzb-1.0.dtd"> <nzb xmlns="http://www.newzbin.com/DTD/2003/nzb"> <file poster="test@test.test" date="1225385180" subject="ubuntu-8.10-desktop-i386 - ubuntu-8.10-desktop-i386.par2 (1/1)"> <groups> <group>alt.binaries.cd.image</group> </groups> <segments> <segment bytes="66196" number="1">waWdnZfhevdBeZTUnZ2dnUVZ8uOdnZ2d@giganews.com</segment> <segment bytes="661967" number="1">waWdfhrgfnZfhevdBeZTUnZ2dnUVZ8uOdnZ2d@giganews.com</segment> </segments> </file> </nzb>
请有人能告诉我我做错了什么吗?