直接上代码了public static List<T> ToPagedList<T>(this IEnumerable<T> allItems, int pageIndex, int pageSize, Expression<Func&l ...
直接上代码了
public static List<T> ToPagedList<T>(this IEnumerable<T> allItems, int pageIndex, int pageSize, Expression<Func<T, int>> keySelector) { var itemList = allItems.Skip(pageSize * (pageIndex - 1)).Take(pageSize).ToList(); return itemList; } public static List<T> ToPagedList<T>(this IEnumerable<T> allItems, int pageIndex, int pageSize, Expression<Func<T, bool>> keySelector) { var itemList = allItems.Skip(pageSize * (pageIndex - 1)).Take(pageSize).ToList(); return itemList; } public static List<T> ToPagedList<T>(this IEnumerable<T> allItems, int pageIndex, int pageSize, Expression<Func<T, get='_blank'>string>> keySelector) { var itemList = allItems.Skip(pageSize * (pageIndex - 1)).Take(pageSize).ToList(); return itemList; } public static List<T> ToPagedList<T>(this IEnumerable<T> allItems, int pageIndex, int pageSize, Expression<Func<T, DateTime>> keySelector) { var itemList = allItems.Skip(pageSize * (pageIndex - 1)).Take(pageSize).ToList(); return itemList; } public static List<T> ToPagedList<T>(this IQueryable<T> allItems, int pageIndex, int pageSize, Expression<Func<T,int>> keySelector) { var itemList = allItems.OrderBy(keySelector).Skip(pageSize * (pageIndex - 1)).Take(pageSize).ToList(); return itemList; } public static List<T> ToPagedList<T>(this IQueryable<T> allItems, int pageIndex, int pageSize, Expression<Func<T, bool>> keySelector) { var itemList = allItems.OrderBy(keySelector).Skip(pageSize * (pageIndex - 1)).Take(pageSize).ToList(); return itemList; } public static List<T> ToPagedList<T>(this IQueryable<T> allItems, int pageIndex, int pageSize, Expression<Func<T, string>> keySelector) { var itemList = allItems.OrderBy(keySelector).Skip(pageSize * (pageIndex - 1)).Take(pageSize).ToList(); return itemList; } public static List<T> ToPagedList<T>(this IQueryable<T> allItems, int pageIndex, int pageSize, Expression<Func<T, DateTime>> keySelector) { var itemList = allItems.OrderBy(keySelector).Skip(pageSize * (pageIndex - 1)).Take(pageSize).ToList(); return itemList; }
原标题:linq分页扩展
关键词:linq
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