1
我想下面的LINQ查询结果转换成字典LINQ查询字典
var browser = (from tbf in context.tblFeedBacks
where tbf.email == dboard.userEmail
select tbf).GroupBy(l => l.browser)
.Select(g => new
{
browser = g.Key,
count = g.Select(l => l.browser).Distinct().Count()
});
它给了我一个编译错误。
var browser = (from tbf in context.tblFeedBacks
where tbf.email == dboard.userEmail
select tbf).GroupBy(l => l.browser)
.Select(g => new
{
browser = g.Key,
count = g.Select(l => l.browser).Distinct().Count()
}).ToDictionary<string, double>(x => x.browser,y=>y.count);
实例参数:不能转换从 'System.Linq.IQueryable' 到 'System.Linq.ParallelQuery'
可能使用使用声明,从并行库中导入一些类型的扩展方法类似于Select或GroupBy的类型 – evhen14