❔ Predicate in LINQ GroupBy
Hello,
how can I replace item.Name with the predicate?
how can I replace item.Name with the predicate?
public static ObservableCollection<GroupInfo> Create<TData>(IEnumerable<TData> data, Expression<Func<TData, string>> predicate)
where TData : class
{
IEnumerable<GroupInfo> query = data
.GroupBy(item => item.Name.ToUpper())
.OrderBy(g => g.Key)
.Select(g => new GroupInfo(g.Key, g));
return new ObservableCollection<GroupInfo>(query);
}public static ObservableCollection<GroupInfo> Create<TData>(IEnumerable<TData> data, Expression<Func<TData, string>> predicate)
where TData : class
{
IEnumerable<GroupInfo> query = data
.GroupBy(item => item.Name.ToUpper())
.OrderBy(g => g.Key)
.Select(g => new GroupInfo(g.Key, g));
return new ObservableCollection<GroupInfo>(query);
}