Generic sorter function C# to VB
Anyone want to try converting this to VB?
public class GenericSorter<T, PT>
{
public IEnumerable<T> Sort(IEnumerable source, string sortExpression)
{
var param = Expression.Parameter(typeof(T), "item");
var sortLambda = Expression.Lambda<Func<T, PT>&开发者_StackOverflow社区gt;(Expression.Convert(Expression.Property(param, sortExpression), typeof(PT)), param);
return source.OfType<T>().AsQueryable<T>().OrderBy<T, PT>(sortLambda);
}
public IEnumerable<T> Sort(IEnumerable<T> source, string sortExpression)
{
var param = Expression.Parameter(typeof(T), "item");
var sortLambda = Expression.Lambda<Func<T, PT>>(Expression.Convert(Expression.Property(param, sortExpression), typeof(PT)), param);
return source.AsQueryable<T>().OrderBy<T, PT>(sortLambda);
}
}
This is as far as I got...
Public Class GenericSorter(Of T, PT)
Public Function Sort(ByVal source As IEnumerable, ByVal sortExpression As String) As IEnumerable(Of T)
Dim param = Expression.Parameter(GetType(T), "item")
Dim sortLambda = Expression.Lambda(Of Func(Of T, PT))(Expression.Convert(Expression.[Property](param, sortExpression), GetType(PT)), param)
Dim s As IEnumerable(Of T) = source.OfType(Of T).AsQueryable().OrderBy(Of T, PT) (Of sortLambda)
Return s
End Function
It is supposed to sort any type of object. Taken from here
DeveloperFusions's converter (here) returned this:
Public Class GenericSorter(Of T, PT)
Public Function Sort(source As IEnumerable, sortExpression As String) As IEnumerable(Of T)
Dim param = Expression.Parameter(GetType(T), "item")
Dim sortLambda = Expression.Lambda(Of Func(Of T, PT))(Expression.Convert(Expression.[Property](param, sortExpression), GetType(PT)), param)
Return source.OfType(Of T)().AsQueryable(Of T)().OrderBy(Of T, PT)(sortLambda)
End Function
Public Function Sort(source As IEnumerable(Of T), sortExpression As String) As IEnumerable(Of T)
Dim param = Expression.Parameter(GetType(T), "item")
Dim sortLambda = Expression.Lambda(Of Func(Of T, PT))(Expression.Convert(Expression.[Property](param, sortExpression), GetType(PT)), param)
Return source.AsQueryable(Of T)().OrderBy(Of T, PT)(sortLambda)
End Function
End Class
Its probably worth a try.
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