js控制table增加行和列

function addRow() var newTR = document.getElementById(testTable).insertRow(document.getElementById(testTable).rows.length); var newNameTD = newTR.insertCell(0); newNameTD.innerHTML = aa; var newNameTD = newTR.insertCell(1); newNameTD.innerHTML = ; var newNameTD = newTR.insertCell(2); newNameTD.innerHTML = ; var newNameTD = newTR.insertCell(3); newNameTD.innerHTML = ; function insertRow() var oTable = document.getElementById(table_info); var oTr = oTable.insertRow(); var oTd = oTr.insertCell(); oTd.innerHTML = 新添加了一行; function insertRow2() /获取table对象 var table = document.getElementById(table_info2); /找到要添加button的td，这里以表格第一行第一列为例子 var oTd = table.rows0.cells0; /添加button到td中，添加前吧td内容清空并赋予button的代码 oTd.innerHTML = 添加收费; function insertRow22() var oTable = document.getElementById(table_info2); var oTr = oTable.insertRow(); var oTd = oTr.insertCell(); oTd.innerHTML = 新添加了一行; function insertRow3() /获取table对象 var table = document.getElementById(table_info3); /找到要添加button的td，这里以表格第一行第一列为例子 var oTd2 = table.rows0.insertCell(); oTd2.innerHTML = &nbps; function tableDiv() var maxRow = 4; var maxCol = 8; var strTbody = ; for (var i = 0; i maxRow; i+) strTbody.push(); for (var j = 0; j maxCol; j+) strTbody.push(test); strTbody.push(); strTbody.push(); var obj = document.getElementById(tableDiv); obj.innerHTML = strTbody.join(); function init() var _table, _tbody, tr, td, text, maxRow, maxCol; var docBody = document.body; var _doc = document; maxRow = 5; maxCol = 8; _table = _doc.createElement(table); _table.border = 1; _table.style.tableLayout = fixed; _tbody = _doc.createElement(tbody); _table.insertBefore(_tbody, null); docBody.insertBefore(_table, null); for (var i = 0; i maxRow; i+) tr = _doc.createElement(tr); _tbody.insertBefore(tr, null); for (var j = 0; j maxCol; j+) td = _doc.createElement(td); text = _doc.createTextNode(Text); td.insertBefore(text, null); tr.insertBefore(td, nu