javascript 操作table

来源：互联网发布：revolution radio知乎编辑：程序博客网时间：2024/06/05 23:39

<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<META NAME="Generator" CONTENT="EditPlus">
<META NAME="Author" CONTENT="">
<META NAME="Keywords" CONTENT="">
<META NAME="Description" CONTENT="">
<script language="javascript">// Example: obj = findObj("image1");

//添加一个参与人填写行
function AddSignRow(){ //读取最后一行的行号，存放在txtTRLastIndex文本框中
var txtTRLastIndex = document.getElementById("txtTRLastIndex");
var rowID = parseInt(txtTRLastIndex.value);

var signFrame = document.getElementById("signFrame");
row= signFrame.rows.length;
var tableone=signFrame.rows[row-1].cells[0].innerHTML;
idvalue=parseInt(tableone)+1;
//添加行
var newTR = signFrame.insertRow(row);
//添加列:序号
var newNameTD=newTR.insertCell(0);
//添加列内容
newNameTD.innerHTML = idvalue;

//添加列:姓名
var newNameTD=newTR.insertCell(1);
//添加列内容
newNameTD.innerHTML = "<input name='txtName" + rowID + "' id='txtName" + rowID + "' type='text' size='12' />";

//添加列:电子邮箱
var newEmailTD=newTR.insertCell(2);
//添加列内容
newEmailTD.innerHTML = "<input name='txtEMail" + rowID + "' id='txtEmail" + rowID + "' type='text' size='20' />";

//添加列:电话
var newTelTD=newTR.insertCell(3);
//添加列内容
newTelTD.innerHTML = "<input name='txtTel" + rowID + "' id='txtTel" + rowID + "' type='text' size='10' />";

//添加列:手机
var newMobileTD=newTR.insertCell(4);
//添加列内容
newMobileTD.innerHTML = "<input name='txtMobile" + rowID + "' id='txtMobile" + rowID + "' type='text' size='12' />";

//添加列:公司名
var newCompanyTD=newTR.insertCell(5);
//添加列内容
newCompanyTD.innerHTML = "<input name='txtCompany" + rowID + "' id='txtCompany" + rowID + "' type='text' size='20' />";

//添加列:删除按钮
var newDeleteTD=newTR.insertCell(6);
//添加列内容
newDeleteTD.innerHTML = "<div align='center' style='width:40px'><a id='a" + rowID + "' href='javascript:;' onclick=\"addrowvalue(this.id,"+rowID+")\">保存</a></div>";
var newDeleteTD=newTR.insertCell(7);
//添加列内容
newDeleteTD.innerHTML = "<div align='center' style='width:40px'><a href='javascript:;' onclick=\"deleteCurrentRow(this)\">删除</a></div>";

//将行号推进下一行
txtTRLastIndex.value = (rowID + 1).toString() ;
}
//删除指定行
function deleteCurrentRow(obj){
var tr=obj.parentNode.parentNode.parentNode;
var tbody=tr.parentNode;
tbody.removeChild(tr);
}

//function DeleteSignRow(rowid){
//var signFrame = document.getElementById("signFrame");
//var signItem = document.getElementById(rowid);

//获取将要删除的行的Index
//var rowIndex = signItem.rowIndex;

//删除指定Index的行
//signFrame.deleteRow(rowIndex);

//重新排列序号，如果没有序号，这一步省略
//for(i=rowIndex;i<signFrame.rows.length;i++){
//signFrame.rows[i].cells[0].innerHTML = i.toString();
//}
//}//清空列表
function ClearAllSign(){
if(confirm('确定要清空所有参与人吗？')){
var signFrame = findObj("SignFrame",document);
var rowscount = signFrame.rows.length;

//循环删除行,从最后一行往前删除
for(i=rowscount - 1;i > 0; i--){
signFrame.deleteRow(i);
}

//重置最后行号为1
var txtTRLastIndex = findObj("txtTRLastIndex",document);
txtTRLastIndex.value = "2";

//预添加一行
AddSignRow();
}
}

</BODY>
</HTML>