摘要：xml结构：<?xml version="1.0" encoding="utf-8" ?><foo> <bar>Test 1</bar> <baz> <bar>Test 2</bar> </baz> <bar>Test 3</bar></foo>查询代码：XDocument doc = XDocument.Load("input.xml");XElement root = doc.Root;foreach 阅读全文

摘要：var attributeTotalValues = (from a in objValue group a by new { a.ProductTypeID, a.AttributeCode ... 阅读全文