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JavaScript操作Table

發(fā)布時間:2025/3/15 javascript 31 豆豆
生活随笔 收集整理的這篇文章主要介紹了 JavaScript操作Table 小編覺得挺不錯的,現(xiàn)在分享給大家,幫大家做個參考.

?

就一個簡單的Table,開始我們的鉆研

?

<table?id="DetailInfo">
????????
<tbody>
????????????
<tr>
??????????????? <th style="width: 30px;">
??????????????????? <input id="chbAll" type="checkbox" οnclick="fnSelectAll(this);" /></th>

????????????????
<th>
????????????????????標題1
</th>
????????????????
<th>
????????????????????標題2
</th>
????????????????
<th>
????????????????????標題3
</th>
????????????????
<th>
????????????????????標題4
</th>
????????????????
<th>
????????????????????標題5
</th>
????????????
</tr>
????????
</tbody>
????????
<tfoot>
????????????
<tr>
????????????????
<th ?style="width: 30px;">
????????????????????合計:
</th>
??????????????? <th>
????????????????????
&nbsp;</th>

????????????????
<th>
????????????????????
&nbsp;</th>
????????????????
<th>
????????????????????
&nbsp;</th>
????????????????
<th>
????????????????????
&nbsp;</th>
????????????????
<th>
????????????????????
&nbsp;</th>
????????????
</tr>
????????
</tfoot>
</table>


?

?
首先聲明一個數(shù)組參數(shù),用來保存Table值
var globalArrays=new Array();?? // var globalArrays=[];

添加一行]]

?


function?AddRow()
{
????????var?newItem;
//保存table值,便于后臺操作

????????var?table
=document.getElementById("DetailInfo");
????????var?oBody
=table.tBodies[0];
????????var?rowIndex
=oBody.rows.length;
????????
????????oBody.insertRow(rowIndex);
????????
//checkBox
????????oBody.rows[rowIndex].insertCell(0);
????????oBody.rows[rowIndex].cells[
0].appendChild(document.createElement("<input?id=\"chbChild\"?value=\""+rowIndex+"\"??type=\"checkbox\"?/>"));
????????
//oBody.rows[rowIndex].cells[0].className?=?"tableNext";

????????
//標題1
????????oBody.rows[rowIndex].insertCell(1);
????????oBody.rows[rowIndex].cells[
1].appendChild(document.createTextNode("1"));
????????oBody.rows[rowIndex].cells[
1].noWrap=true;
????????newItem
="1";
????????
//標題2
????????oBody.rows[rowIndex].insertCell(2);
????????oBody.rows[rowIndex].cells[
2].appendChild(document.createTextNode("2"));
????????oBody.rows[rowIndex].cells[
2].noWrap=true;
????????newItem
=newItem?+?","?+"2";
????????
//標題3
????????oBody.rows[rowIndex].insertCell(3);
????????oBody.rows[rowIndex].cells[
3].appendChild(document.createTextNode("3"));
????????oBody.rows[rowIndex].cells[
3].noWrap=true;
????????newItem
=newItem?+?","?+"3";???
????????
//標題4
????????oBody.rows[rowIndex].insertCell(4);
????????oBody.rows[rowIndex].cells[
4].appendChild(document.createTextNode("4"));
????????oBody.rows[rowIndex].cells[
4].noWrap=true;??
????????newItem
=newItem?+?","?+"4";
????????
//標題5
????????oBody.rows[rowIndex].insertCell(5);
????????oBody.rows[rowIndex].cells[
5].appendChild(document.createTextNode("5"));
????????oBody.rows[rowIndex].cells[
5].noWrap=true;???
????????newItem
=newItem?+?","?+"5";

????????globalArrays.push(newItem);
}

刪除]]


?????function?GetCheckboxs()
????{
????????var?table
=document.getElementById("DetailInfo");
????????var?oBody
=table.tBodies[0];
????????var?rows
=oBody.rows;
????????var?arrays
=new?Array();
????????
????????
for(var?i=1;i<rows.length;i++)
????????{
????????????
if(rows[i].cells[0].childNodes[0].checked)
????????????{
????????????????arrays.push(i);
????????????}
????????}??
????????
????????DeleteRow(arrays);
????????DeleteData(arrays);
????}
????function?DeleteRow(arrays)
????{
????????var?table
=document.getElementById("DetailInfo");
????????var?oBody
=table.tBodies[0];
????????arrays.reverse();
????????
for(var?i=0;i<arrays.length;i++)
????????{
????????????oBody.deleteRow(arrays[i]);
????????}
????}
????function?DeleteData(arrays)
????{
????????
//arrays.reverse();
????????for(var?i=0;i<arrays.length;i++)
????????{
????????????globalArrays.splice(arrays[i]
-1,1);
????????}
????}


全選(Checkbox)

?//選擇全部
function?fnSelectAll(oEven)
{
????var?chbChilds
=document.getElementsByTagName("input");
????
for?(var?i=0;i<chbChilds.length;i++)
????{
????????
if?(chbChilds[i].type=="checkbox"?&&?chbChilds[i].id=="chbChild")
????????{
????????????
if(oEven.checked==true)
????????????{
????????????????chbChilds[i].
checked=true;
????????????}
????????????
else
????????????{
????????????????chbChilds[i].
checked=false;????
????????????}????????????????
????????}
????}
}



好,進行到這里,下一步通常就該是保存操作了吧。因此是時候將globalArrays保存的值提交到一個隱藏著的服務器控件上了。

?????function?fnChange()
?????{
????????var?hf
=document.getElementById("hf");
????????hf.innerText
=globalArrays.join('_');????
?????}

?


?

?

下面介紹操作合計行

?

<script?type="text/javascript">
????
///?js.獲取并記算出合計
????
///?
????function?GetInAll()
????{
????????var?table
=document.getElementById("DetailInfo");
????????var?oBody
=table.tBodies[0];
????????var?oFoot
=table.tFoot;
????????
????????var?rows
=oBody.rows;
????????var?iamoney
=0;
????????
for(var?i=1;i<rows.length;i++)
????????{
????????????
if(rows[i].cells[5].innerText.length==0)
????????????{
????????????????
continue;
????????????}
????????????
else
????????????{
????????????????iamoney?
=parseFloat(iamoney)+parseFloat(rows[i].cells[5].innerText);
????????????}
????????}
????????oFoot.rows[
0].cells[5].innerText=iamoney;
????}
</script>


轉自:http://www.cnblogs.com/xvqm00/archive/2009/03/10/1407729.html



轉載于:https://www.cnblogs.com/sunjinpeng/archive/2012/03/19/Javascritp-Table-Js.html

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