html新增加一行多个输入框

<html>

<script language="javascript">

var rowid=1;

function $(id){

return document.getElementById(id);

}

function addRow(){

var _tab=$("test");

var _row=_tab.insertRow();

rowid+=1;

var _col1=_row.insertCell();

_col1.innerText=rowid;

_col1.align= "center ";

var _col2=_row.insertCell(1);

_col2.innerHTML= " <input type= 'text'> ";

_col2.align= "center ";

var _col3=_row.insertCell(2);

_col3.innerHTML= " <input type= 'text'> ";

_col3.align= "center ";

var _col4=_row.insertCell(3);

_col4.innerHTML= " <input type= 'text'> ";

_col4.align= "center ";

}

</script>

<head>

<meta http-equiv="Content-Type" content="text/html; charset=gb2312">

<title> 增加行 </title>

</head>

<body>

<table>

<tr>

<td align="center" valign="top">

<table width="200" border="1 " align="center ">

<tr>

<td><input type="submit" name="addBtnss" value="&nbsp;&nbsp;add&nbsp;&nbsp; " οnclick="addRow();"></td>

</tr>

<tr>

<td> <input type="submit " name="addBtn" value="delete "> </td>

</tr>

</table>

</td>

<td> <table id="test" border="1">

<tr>

<td> &nbsp; </td> <td align="center"> ID </td> <td align="center"> Name </td> <td align="center"> Desc </td>

</tr>

<tr>

<td align="center" width="50"> 1 </td>

<td> <input type="text" name="id" id="testId "> </td>

<td> <input type="text" name="name " id="testName"> </td>

<td> <input type="text" name="desc " id="testDesc"> </td>

</tr>

</table> </td>

</tr>

</table>

</body>

</html>

引入：javascript操作table(insertRow,deleteRow,insertCell,deleteCell方法详解)_mengzhengjie的博客-CSDN博客