static public ICollection <OUTPUT_TYPE> ConvertWithIndex <INPUT_TYPE, OUTPUT_TYPE>(this ICollection <INPUT_TYPE> item, Operation <OUTPUT_TYPE, int, INPUT_TYPE> operation)
{
if (item != null)
{
return(new ICollectionTransform <OUTPUT_TYPE>(item.Count,
item.ConvertWithIndex(operation)
));
}
return(Empty.ICollection <OUTPUT_TYPE>());
}
static public ICollection <OUTPUT_TYPE> Convert <INPUT_TYPE, OUTPUT_TYPE>(this ICollection <INPUT_TYPE> item, Operation <OUTPUT_TYPE, INPUT_TYPE> operation)
{
if (item != null)
{
return(new ICollectionTransform <OUTPUT_TYPE>(item.Count,
((IEnumerable <INPUT_TYPE>)item).Convert(operation)
));
}
return(Empty.ICollection <OUTPUT_TYPE>());
}
