1--求strResult的值。
var string1 = "hello"; var string2 = "hello"; var strObject1 = new String(string1); var strObject2 = new String(string2); var strResult = ""; if (string1 == string2) { strResult += " 1"; } if (strObject1 == strObject2) { strResult += " 2"; } if (strObject1.valueOf() == strObject2) { strResult += " 3"; } alert(strResult);
答:为:1 3
2--求result1,result2,result3的值。
<div id="test"> <span style="color:Red">test1</span>test2 </div> <script type="text/javascript"> var dom = document.getElementById("test"); var result1 = dom.innerHTML; var result2 = dom.innerText; var result3 = dom.outerHTML; alert(result3); </script>
答:result1为:<span style="color:Red">test1</span>test2
result2为:test1test2
result3为:整个div
ALTER PROCEDURE [dbo].[prProductSel] @PageIndex INT, @PageSize INT, @PageCount INT =0 OUTPUT, @RecordCount INT =0 OUTPUT, @O_Return INT=-1 OUTPUT AS BEGIN SET NOCOUNT ON; SELECT ROW_NUMBER()OVER(ORDER BY OrderID DESC) AS SN, ProductID, Title, [Description], LinkUrl, ImgUrl, IsShow, OrderID, CreatedUserID, CreatedTime, ModifiedUserID, ModifiedTime, IsValid INTO #temp FROM dbo.Product WHERE IsValid=1; SELECT ProductID, Title, [Description], LinkUrl, ImgUrl, IsShow, OrderID, CreatedUserID, CreatedTime, ModifiedUserID, ModifiedTime, IsValid FROM #temp WHERE SN>(@PageIndex-1)*@PageSize AND SN<=(@PageIndex)*@PageSize ORDER BY SN asc; SELECT @RecordCount=COUNT(*) FROM #temp; SELECT @PageCount=CEILING(@RecordCount*1.0/@PageSize); DROP TABLE #temp; END