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  • js操作Excel

    <HTML>

    <BODY>

    <div>
      5             <input type="file" name="fileChose" id="file"/>
      6             <input type="button" value="打开" onclick="testX()"/>
      7             <input type="button" value="创建表格" onclick="create()"/>
      8         </div>
      9        
    10 <script type="text/javascript">
    11    
    12     var names = new Array('userName','userPwd','email','mobile','address');
    13     var vls1 = new Array();     
    14     var currentCell=0;
    15     var ids = new Array();
    16     //创建表单
    17     function create()
    18     {
    19        
    20         var html="<table>";
    21         for(var i=0;i<names.length;i++)
    22         {
    23             html+="<tr><td>"+names[i]+"</td><td><input type='txt' id='id"+i+"'/></td></tr>";
    24             ids[i]="id"+i;
    25         }
    26         html+="</table><div><input  type='submit' value='下一条' onclick='nextData()'/>";
    27         html+="<input  type='button' value='保存' onclick='createExcel()'/></div>";
    28         var newRow = document.getElementById("rs2");
    29         newRow.innerHTML="填写表单:<p>"+html;
    30     }
    31     //下一条
    32     function nextData()
    33     {
    34        var vl = new Array();
    35       for(var i=0;i<ids.length;i++)
    36       {
    37           var pt = document.getElementById(ids[i]);
    38           vl[i]= pt.value;
    39       //    pt.value="";
    40          
    41       }
    42       vls1[currentCell++]=vl;
    43       document.getElementById(ids[0]).value="";
    44       document.getElementById(ids[1]).value="";
    45           document.getElementById(ids[0]).focus();
    46     }
    47    
    48     //建表
    49     function createExcel()
    50   {
    51      
    52     try{
    53        
    54         var xls = new ActiveXObject("Excel.Application");
    55             xls.visible = false;
    56             //var newBook = xls.Workbooks.Add;
    57             var file=document.getElementById("file");
    58         var filePath=file.value;
    59             var newBook = xls.Workbooks.open(filePath);
    60             var sheet =newBook.Worksheets(1);
    61         //    newBook.Worksheets.Add;
    62             sheet.Activate;
    63             xls.ActiveWorkBook.ActiveSheet.PageSetup.Orientation = 2;
    64             xls.ActiveWorkBook.ActiveSheet.PageSetup.PaperSize = 5;
    65             //sheet.Columns("A").columnwidth=50;
    66             sheet.Columns("A").WrapText = true;
    67         //    sheet.Columns("B").columnwidth=50;
    68             sheet.Columns("B").WrapText = true;
    69             //sheet.Range("A1:B1000").NumberFormat = "0";
    70             //sheet.Range("A1:B1000").HorizontalAlignment = -4131;
    71             for(var i=1;i<=names.length;i++)
    72             {
    73                 sheet.Cells(1,i).Interior.ColorIndex="15";
    74                 sheet.Cells(1,i).value=names[i-1];
    75             }
    76             var columscount = sheet.Columns.count;
    77             var startColum=0;
    78             //找到追加的起始行
    79             for(var k=1;k<columscount;k++)
    80           {
    81                     startColum++;
    82                     if(!sheet.Cells(k,1).value)
    83                     {
    84                        break;      
    85                     }
    86            }
    87           for(var i=1;i<=vls1.length;i++)
    88           {
    89               var values = vls1[i-1];
    90               for(var j=1;j<=values.length;j++)
    91               {
    92                   sheet.Cells(startColum,j).value=values[j-1];
    93               }
    94               startColum++;
    95           }
    96             currentCell=0;//保存后清零
    97             //sheet.Close(savechanges=true);
    98             //newBook.Close(savechanges=true);
    99             try
    100             {
    101                 sheet.Application.Quit();
    102           //xls.Quit();
    103           newBook=null;
    104           xls = null;
    105             }catch(e){}
    106         //alert("保存成功");  
    107         //ExcelSheet.SaveAs("C:\\TEST.XLS");
    108             //sheet.Name="体检表"
    109            
    110     }catch(e)
    111     {
    112         alert(e.message);
    113         return;
    114     }
    115   }
    116     //读取表格
    117     function testX()
    118     {
    119          var xls=null;
    120      var newBook = null;
    121      var file=document.getElementById("file");
    122      var filePath=file.value;
    123          try{
    124              xls = new ActiveXObject("Excel.Application");
    125              xls.DisplayAlerts = false;
    126              if(xls!=null)
    127              {
    128                  newBook = xls.Workbooks.Open(filePath);  
    129                  var  mySheet=newBook.ActiveSheet;
    130                     var cs = mySheet.Columns.count;
    131                     var rs = mySheet.Rows.count;
    132                         cs=cs>20?20:cs;
    133                         rs=rs>50?50:rs;
    134                     var tb = getSheet(rs,cs,mySheet);
    135                     var newRow = document.getElementById("rs");
    136                       newRow.innerHTML="以下是表格数据:"+tb;
    137                       mySheet.Application.Quit();
    138                       //xls.Quit();
    139                       //newBook.Close();
    140                       mySheet=null;
    141                     newBook=null;
    142                     xls = null;    
    143                    // alert("表单关闭");
    144              }
    145             }catch(e){
    146             alert(e.message);
    147         }
    148        
    149     }
    150     //遍历一个sheet
    151     function getSheet(rows,colums,oSheet)
    152     {
    153         var str="<table border='1'><tr>";
    154         try{
    155         for(var i=1;i<rows;i++){
    156            
    157             for(var j=1;j<colums;j++)
    158             {
    159               var vl = oSheet.Cells(i,j);
    160               if(!vl.value)
    161               {
    162                   vl="\t";
    163               }
    164                 str+="<td>"+vl+"</td>";
    165             }
    166             str+="<tr>";
    167         }
    168     }catch(e){
    169         alert(e.message);
    170     }
    171     str+="</tr><table>";
    172     return str;
    173     }
    174    
    175 </script>
    176 <div id="fm"></div>
    177 <div id="rs"></div>
    178 <div id="rs2"></div>

    <BODY>

    </HTML>

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  • 原文地址:https://www.cnblogs.com/czsl/p/2674228.html
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