发布于 2017-01-23 05:37:45 | 107 次阅读 | 评论: 0 | 来源: 网友投递
这里有新鲜出炉的Javascript教程，程序狗速度看过来！
JavaScript客户端脚本语言
Javascript 是一种由Netscape的LiveScript发展而来的原型化继承的基于对象的动态类型的区分大小写的客户端脚本语言，主要目的是为了解决服务器端语言，比如Perl，遗留的速度问题，为客户提供更流畅的浏览效果。
导入：
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title>Untitled Page</title>
</head>
<script language="javascript" type="text/javascript">
function importXLS(fileName)
{
objCon = new ActiveXObject("ADODB.Connection");
objCon.Provider = "Microsoft.Jet.OLEDB.4.0";
objCon.ConnectionString = "Data Source=" + fileName + ";Extended Properties=Excel 8.0;";
objCon.CursorLocation = 1;
objCon.Open;
var strQuery;
//Get the SheetName
var strSheetName = "Sheet1$";
var rsTemp = new ActiveXObject("ADODB.Recordset");
rsTemp = objCon.OpenSchema(20);
if(!rsTemp.EOF)
strSheetName = rsTemp.Fields("Table_Name").Value;
rsTemp = null;
rsExcel = new ActiveXObject("ADODB.Recordset");
strQuery = "SELECT * FROM [" + strSheetName + "]";
rsExcel.ActiveConnection = objCon;
rsExcel.Open(strQuery);
while(!rsExcel.EOF)
{
for(i = 0;i<rsExcel.Fields.Count;++i)
{
alert(rsExcel.Fields(i).value);
}
rsExcel.MoveNext;
}
// Close the connection and dispose the file
objCon.Close;
objCon =null;
rsExcel = null;
}
</script>
</head>
<body>
<input type="file" id="f" />
<input type="button" id="b" value="import" onclick="if(f.value=='')alert('请选择xls文件');else importXLS(f.value)" />
</body>
</html>
function AutomateExcel()
{
// Start Excel and get Application object.
var oXL = new ActiveXObject("Excel.Application");
oXL.Visible = true;
// Get a new workbook.
var oWB = oXL.Workbooks.Add();
var oSheet = oWB.ActiveSheet;
// Add table headers going cell by cell.
oSheet.Cells(1, 1).Value = "First Name";
oSheet.Cells(1, 2).Value = "Last Name";
oSheet.Cells(1, 3).Value = "Full Name";
oSheet.Cells(1, 4).Value = "Salary";
// Format A1:D1 as bold, vertical alignment = center.
oSheet.Range("A1", "D1").Font.Bold = true;
oSheet.Range("A1", "D1").VerticalAlignment = -4108; //xlVAlignCenter
// Create an array to set multiple values at once.
// Fill A2:B6 with an array of values (from VBScript).
oSheet.Range("A2", "B6").Value = CreateNamesArray();
// Fill C2:C6 with a relative formula (=A2 & " " & B2).
var oRng = oSheet.Range("C2", "C6");
oRng.Formula = "=A2 & " " & B2";
// Fill D2:D6 with a formula(=RAND()*100000) and apply format.
oRng = oSheet.Range("D2", "D6");
oRng.Formula = "=RAND()*100000";
oRng.NumberFormat = "$0.00";
// AutoFit columns A:D.
oRng = oSheet.Range("A1", "D1");
oRng.EntireColumn.AutoFit();
// Manipulate a variable number of columns for Quarterly Sales Data.
DispalyQuarterlySales(oSheet);
// Make sure Excel is visible and give the user control
// of Excel's lifetime.
oXL.Visible = true;
oXL.UserControl = true;
}<HTML>
<HEAD>
<TITLE>将页面中指定表格的数据导入到Excel中</TITLE>
<SCRIPT LANGUAGE="javascript">
<!--
function AutomateExcel()
{
var oXL = new ActiveXObject("Excel.Application"); //创建应该对象
var oWB = oXL.Workbooks.Add();//新建一个Excel工作簿
var oSheet = oWB.ActiveSheet;//指定要写入内容的工作表为活动工作表
var table = document.all.data;//指定要写入的数据源的id
var hang = table.rows.length;//取数据源行数
var lie = table.rows(0).cells.length;//取数据源列数
// Add table headers going cell by cell.
for (i=0;i<hang;i++){//在Excel中写行
for (j=0;j<lie;j++){//在Excel中写列
//定义格式
oSheet.Cells(i+1,j+1).NumberFormatLocal = "@";
//!!!!!!!上面这一句是将单元格的格式定义为文本
oSheet.Cells(i+1,j+1).Font.Bold = true;//加粗
oSheet.Cells(i+1,j+1).Font.Size = 10;//字体大小
oSheet.Cells(i+1,j+1).value = table.rows(i).cells(j).innerText;//向单元格写入值
}
}
oXL.Visible = true;
oXL.UserControl = true;
}
//-->
</SCRIPT>
</HEAD>
<BODY>
<table border="0" width="300" id="data" bgcolor="black" cellspacing="1">
<tr bgcolor="white">
<td>编号</td>
<td>姓名</td>
<td>年龄</td>
<td>性别</td>
</tr>
<tr bgcolor="white">
<td>0001</td>
<td>张三</td>
<td>22</td>
<td>女</td>
</tr>
<tr bgcolor="white">
<td>0002</td>
<td>李四</td>
<td>23</td>
<td>男</td>
</tr>
</table>
<input type="button" name="out_excel" onclick="AutomateExcel();" value="导出到excel">
</BODY>
</HTML>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<!-- 导出excle的三个方法 要把ie浏览器的"对没有标记为安全的 ActiveX 控件进行初始化和脚本运行 设置为提示或启用" -->
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>WEB页面导出为EXCEL文档的方法</title>
</head>
<body>
<table id="tableExcel" width="100%" border="1" cellspacing="0" cellpadding="0">
<tr>
<td colspan="5" align="center">
WEB页面导出为EXCEL文档的方法
</td>
</tr>
<tr>
<td>
列标题1
</td>
<td>
列标题2
</td>
<td>
列标题3
</td>
<td>
列标题4
</td>
<td>
列标题5
</td>
</tr>
<tr>
<td>
aaa
</td>
<td>
</td>
<td>
ccc
</td>
<td>
ddd
</td>
<td>
eee
</td>
</tr>
<tr>
<td>
AAA
</td>
<td>
</td>
<td>
CCC
</td>
<td>
DDD
</td>
<td>
EEE
</td>
</tr>
<tr>
<td>
FFF
</td>
<td>
GGG
</td>
<td>
HHH
</td>
<td>
III
</td>
<td>
JJJ
</td>
</tr>
</table>
<input type="button" onclick="javascript:method1('tableExcel');" value="第一种方法导入到EXCEL">
<input type="button" onclick="javascript:method2('tableExcel');" value="第二种方法导入到EXCEL">
<input type="button" onclick="javascript:getXlsFromTbl('tableExcel',null);" value="第三种方法导入到EXCEL"> <script language="javascript">
function method1(tableid) {//整个表格拷贝到EXCEL中
var curTbl = document.getElementById(tableid);
var oXL = new ActiveXObject("Excel.Application"); //创建AX对象excel
var oWB = oXL.Workbooks.Add(); //获取workbook对象
var oSheet = oWB.ActiveSheet; //激活当前sheet
var sel = document.body.createTextRange();
sel.moveToElementText(curTbl); //把表格中的内容移到TextRange中
sel.select(); //全选TextRange中内容
sel.execCommand("Copy"); //复制TextRange中内容
oSheet.Paste(); //粘贴到活动的EXCEL中
oXL.Visible = true; //设置excel可见属性
}
function method2(tableid) //读取表格中每个单元到EXCEL中
{
var curTbl = document.getElementById(tableid);
var oXL = new ActiveXObject("Excel.Application"); //创建AX对象excel
var oWB = oXL.Workbooks.Add(); //获取workbook对象
var oSheet = oWB.ActiveSheet; //激活当前sheet
var Lenr = curTbl.rows.length; //取得表格行数
for (i = 0; i < Lenr; i++) {
var Lenc = curTbl.rows(i).cells.length; //取得每行的列数
for (j = 0; j < Lenc; j++) {
oSheet.Cells(i + 1, j + 1).value = curTbl.rows(i).cells(j).innerText; //赋值
}
}
oXL.Visible = true; //设置excel可见属性
}
function getXlsFromTbl(inTblId, inWindow) {
try {
var allStr = "";
var curStr = "";
if (inTblId != null && inTblId != "" && inTblId != "null") {
curStr = getTblData(inTblId, inWindow);
}
if (curStr != null) {
allStr += curStr;
}
else {
alert("你要导出的表不存在！");
return;
}
var fileName = getExcelFileName();
doFileExport(fileName, allStr);
}
catch (e) {
alert("导出发生异常:" + e.name + "->" + e.description + "!");
}
}
function getTblData(inTbl, inWindow) {
var rows = 0;
var tblDocument = document;
if (!!inWindow && inWindow != "") {
if (!document.all(inWindow)) {
return null;
}
else {
tblDocument = eval(inWindow).document;
}
}
var curTbl = tblDocument.getElementById(inTbl);
var outStr = "";
if (curTbl != null) {
for (var j = 0; j < curTbl.rows.length; j++) {
for (var i = 0; i < curTbl.rows[j].cells.length; i++) {
if (i == 0 && rows > 0) {
outStr += " /t";
rows -= 1;
}
outStr += curTbl.rows[j].cells[i].innerText + "/t";
if (curTbl.rows[j].cells[i].colSpan > 1) {
for (var k = 0; k < curTbl.rows[j].cells[i].colSpan - 1; k++) {
outStr += " /t";
}
}
if (i == 0) {
if (rows == 0 && curTbl.rows[j].cells[i].rowSpan > 1) {
rows = curTbl.rows[j].cells[i].rowSpan - 1;
}
}
}
outStr += "/r/n";
}
}
else {
outStr = null;
alert(inTbl + "不存在!");
}
return outStr;
}
function getExcelFileName() {
var d = new Date();
var curYear = d.getYear();
var curMonth = "" + (d.getMonth() + 1);
var curDate = "" + d.getDate();
var curHour = "" + d.getHours();
var curMinute = "" + d.getMinutes();
var curSecond = "" + d.getSeconds();
if (curMonth.length == 1) {
curMonth = "0" + curMonth;
}
if (curDate.length == 1) {
curDate = "0" + curDate;
}
if (curHour.length == 1) {
curHour = "0" + curHour;
}
if (curMinute.length == 1) {
curMinute = "0" + curMinute;
}
if (curSecond.length == 1) {
curSecond = "0" + curSecond;
}
var fileName = "leo_zhang" + "_" + curYear + curMonth + curDate + "_"
+ curHour + curMinute + curSecond + ".csv";
return fileName;
}
function doFileExport(inName, inStr) {
var xlsWin = null;
if (!!document.all("glbHideFrm")) {
xlsWin = glbHideFrm;
}
else {
var width = 6;
var height = 4;
var openPara = "left=" + (window.screen.width / 2 - width / 2)
+ ",top=" + (window.screen.height / 2 - height / 2)
+ ",scrollbars=no,width=" + width + ",height=" + height;
xlsWin = window.open("", "_blank", openPara);
}
xlsWin.document.write(inStr);
xlsWin.document.close();
xlsWin.document.execCommand('Saveas', true, inName);
xlsWin.close();
}
</script>
</body>
</html>