a
System.Linq.Expressions.Expression<Func<mcs_user, bool>> expr1 = u => u.email_address == email;
var user = GetFirst(expr1);
Func<mcs_user, bool> expr2 = u => u.email_address == email;
var user1 = GetFirst1(expr2);
var user = GetFirst(u => u.email_address == email);
return user1;
newDate(parseInt(value.replace("/Date(","").replace(")/",""),10))
http://apps.hi.baidu.com/share/detail/123417
//return eval('(' + value.replace(/\/Date\((\d+)\)\//i,"new Date($1)")+')');