Private: MY Note


DataSet Paging with Store procedure

Posted in DATABASE by dev1 on the October 22, 2007
CREATE PROCEDURE sp_PagedItems
 (
  @Page int,
  @RecsPerPage int
 )
AS
-- We don't want to return the # of rows inserted
-- into our temporary table, so turn NOCOUNT ON
SET NOCOUNT ON
--Create a temporary table
CREATE TABLE #TempItems
(
 ID int IDENTITY,
 Name varchar(50),
 Price currency
)
-- Insert the rows from tblItems into the temp. table
INSERT INTO #TempItems (Name, Price)
SELECT Name,Price FROM tblItem ORDER BY Price
-- Find out the first and last record we want
DECLARE @FirstRec int, @LastRec int
SELECT @FirstRec = (@Page - 1) * @RecsPerPage
SELECT @LastRec = (@Page * @RecsPerPage + 1)
-- Now, return the set of paged records, plus, an indiciation of we
-- have more records or not!
SELECT *,
       MoreRecords =
 (
  SELECT COUNT(*)
  FROM #TempItems TI
  WHERE TI.ID >= @LastRec
 )
FROM #TempItems
WHERE ID > @FirstRec AND ID < @LastRec
-- Turn NOCOUNT back OFF
SET NOCOUNT OFF
 
ref: http://www.aspfaqs.com/webtech/062899-1.shtml
ref: http://technet.microsoft.com/en-us/library/ms174998.aspx

JavaScript Validation

Posted in JAVASCRIPT by dev1 on the October 22, 2007

function Validate()
        {          
           
var _vendor = document.getElementById(txtVendorCode);
           
var _receiver = document.getElementById(txtReceiver);
           
var _payment = document.getElementById(ddlPayment);
           
var _x = _payment.options[_payment.selectedIndex].value;           
                                   
           
var _str = “”;           
           
           
if (_vendor.value.length == 0)
            {
               
if (_str.length != 0) {_str += , ; }
                _str
+= Venfor code;                  
            }
           
           
if (_payment.selectedIndex == 0)
            {  
               
if (_str.length != 0) {_str += , ; }
                _str
+= Payment method;
            }
           
           
if (_receiver.value.length == 0)
            {
               
if (_str.length != 0) {_str += , ; }
                _str
+= ชื่อผู้รับเงิน;               
            }                       
           
           
if (_str.length != 0)
            {
                alert(
กรุณาระบุ + _str);
               
return false;           
            }
           
           
return;
           
        }