LinQ的查询中的【模糊语句】方法！已测试！

************************************ \\ 记得导入这个空间
using System.Data.Linq.SqlClient;

return (from s in db.Sys_D

where s.Deleted != systemparam.deleted && s.D_Id == cid&&
SqlMethods.Like(s.Help, "%" + help + "%")

select new jsonde

{
DtId = s.D_Id,
DName = s.D_Name,
Help = s.Help,
}).ToList();

*************************** 【 SqlMethods.Like(s.Help, "%" + help + "%")】 ******************************