http://www.mredkj.com/tutorials/tableaddrow.html上边的网站有执行表示,我把网页上的代码,改了<form...文件名>,
做一个新的php、文件名为getval_0403_02.php
可是无法像网上的一样,把写入值显示出来。请哪位高手告诉一下,需要改写哪里会和网上一样。
谢谢
<script>
// Last updated 2006-02-21
function addRowToTable()
{
var tbl = document.getElementById('tblSample');
var lastRow = tbl.rows.length;
// if there's no header row in the table, then iteration = lastRow + 1
var iteration = lastRow;
var row = tbl.insertRow(lastRow);
// left cell
var cellLeft = row.insertCell(0);
var textNode = document.createTextNode(iteration);
cellLeft.appendChild(textNode);
// right cell
var cellRight = row.insertCell(1);
var el = document.createElement('input');
el.type = 'text';
el.name = 'txtRow' + iteration;
el.id = 'txtRow' + iteration;
el.size = 40;
el.onkeypress = keyPressTest;
cellRight.appendChild(el);
// select cell
var cellRightSel = row.insertCell(2);
var sel = document.createElement('select');
sel.name = 'selRow' + iteration;
sel.options[0] = new Option('text zero', 'value0');
sel.options[1] = new Option('text one', 'value1');
cellRightSel.appendChild(sel);
}
function keyPressTest(e, obj)
{
var validateChkb = document.getElementById('chkValidateOnKeyPress');
if (validateChkb.checked) {
var displayObj = document.getElementById('spanOutput');
var key;
if(window.event) {
key = window.event.keyCode;
}
else if(e.which) {
key = e.which;
}
var objId;
if (obj != null) {
objId = obj.id;
} else {
objId = this.id;
}
displayObj.innerHTML = objId + ' : ' + String.fromCharCode(key);
}
}
function removeRowFromTable()
{
var tbl = document.getElementById('tblSample');
var lastRow = tbl.rows.length;
if (lastRow > 2) tbl.deleteRow(lastRow - 1);
}
function openInNewWindow(frm)
{
// open a blank window
var aWindow = window.open('', 'TableAddRowNewWindow',
'scrollbars=yes,menubar=yes,resizable=yes,toolbar=no,width=400,height=400');
// set the target to the blank window
frm.target = 'TableAddRowNewWindow';
// submit
frm.submit();
}
function validateRow(frm)
{
var chkb = document.getElementById('chkValidate');
if (chkb.checked) {
var tbl = document.getElementById('tblSample');
var lastRow = tbl.rows.length - 1;
var i;
for (i=1; i<=lastRow; i++) {
var aRow = document.getElementById('txtRow' + i);
if (aRow.value.length <= 0) {
alert('Row ' + i + ' is empty');
return;
}
}
}
openInNewWindow(frm);
}
</script>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>无标题页</title></head>
<body>
<!--<form action="tableaddrow_nw.html" method="get">-->
<form action="getval_0403_02.php" method="get">
<p>
<input type="button" value="Add" onclick="addRowToTable();" />
<input type="button" value="Remove" onclick="removeRowFromTable();" />
<input type="button" value="Submit" onclick="validateRow(this.form);" />
<input type="checkbox" id="chkValidate" /> Validate Submit
</p>
<p>
<input type="checkbox" id="chkValidateOnKeyPress" checked="checked" /> Display OnKeyPress
<span id="spanOutput" style="border: 1px solid #000; padding: 3px;"> </span>
</p>
<table border="1" id="tblSample">
<tr>
<th colspan="3">Sample table</th>
</tr>
<tr>
<td>1</td>
<td><input type="text" name="txtRow1"
id="txtRow1" size="40" onkeypress="keyPressTest(event, this);" /></td>
<td>
<select name="selRow0">
<option value="value0">text zero</option>
<option value="value1">text one</option>
</select>
</td>
</tr>
</table>
</form>
做一个新的php、文件名为getval_0403_02.php
可是无法像网上的一样,把写入值显示出来。请哪位高手告诉一下,需要改写哪里会和网上一样。
谢谢
<script>
// Last updated 2006-02-21
function addRowToTable()
{
var tbl = document.getElementById('tblSample');
var lastRow = tbl.rows.length;
// if there's no header row in the table, then iteration = lastRow + 1
var iteration = lastRow;
var row = tbl.insertRow(lastRow);
// left cell
var cellLeft = row.insertCell(0);
var textNode = document.createTextNode(iteration);
cellLeft.appendChild(textNode);
// right cell
var cellRight = row.insertCell(1);
var el = document.createElement('input');
el.type = 'text';
el.name = 'txtRow' + iteration;
el.id = 'txtRow' + iteration;
el.size = 40;
el.onkeypress = keyPressTest;
cellRight.appendChild(el);
// select cell
var cellRightSel = row.insertCell(2);
var sel = document.createElement('select');
sel.name = 'selRow' + iteration;
sel.options[0] = new Option('text zero', 'value0');
sel.options[1] = new Option('text one', 'value1');
cellRightSel.appendChild(sel);
}
function keyPressTest(e, obj)
{
var validateChkb = document.getElementById('chkValidateOnKeyPress');
if (validateChkb.checked) {
var displayObj = document.getElementById('spanOutput');
var key;
if(window.event) {
key = window.event.keyCode;
}
else if(e.which) {
key = e.which;
}
var objId;
if (obj != null) {
objId = obj.id;
} else {
objId = this.id;
}
displayObj.innerHTML = objId + ' : ' + String.fromCharCode(key);
}
}
function removeRowFromTable()
{
var tbl = document.getElementById('tblSample');
var lastRow = tbl.rows.length;
if (lastRow > 2) tbl.deleteRow(lastRow - 1);
}
function openInNewWindow(frm)
{
// open a blank window
var aWindow = window.open('', 'TableAddRowNewWindow',
'scrollbars=yes,menubar=yes,resizable=yes,toolbar=no,width=400,height=400');
// set the target to the blank window
frm.target = 'TableAddRowNewWindow';
// submit
frm.submit();
}
function validateRow(frm)
{
var chkb = document.getElementById('chkValidate');
if (chkb.checked) {
var tbl = document.getElementById('tblSample');
var lastRow = tbl.rows.length - 1;
var i;
for (i=1; i<=lastRow; i++) {
var aRow = document.getElementById('txtRow' + i);
if (aRow.value.length <= 0) {
alert('Row ' + i + ' is empty');
return;
}
}
}
openInNewWindow(frm);
}
</script>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>无标题页</title></head>
<body>
<!--<form action="tableaddrow_nw.html" method="get">-->
<form action="getval_0403_02.php" method="get">
<p>
<input type="button" value="Add" onclick="addRowToTable();" />
<input type="button" value="Remove" onclick="removeRowFromTable();" />
<input type="button" value="Submit" onclick="validateRow(this.form);" />
<input type="checkbox" id="chkValidate" /> Validate Submit
</p>
<p>
<input type="checkbox" id="chkValidateOnKeyPress" checked="checked" /> Display OnKeyPress
<span id="spanOutput" style="border: 1px solid #000; padding: 3px;"> </span>
</p>
<table border="1" id="tblSample">
<tr>
<th colspan="3">Sample table</th>
</tr>
<tr>
<td>1</td>
<td><input type="text" name="txtRow1"
id="txtRow1" size="40" onkeypress="keyPressTest(event, this);" /></td>
<td>
<select name="selRow0">
<option value="value0">text zero</option>
<option value="value1">text one</option>
</select>
</td>
</tr>
</table>
</form>
像是这个样子吗? Display OnKeyPress txtRow1 : d
在chrome浏览器上这段代码表现正常,没有报错呀
比如,Add加到2行时,第一行写aaaaa,第二行写bbbbb。
就显示如下,,MREDKJ's Table Add Row
Below should be the name/value pairs that were submitted:txtRow1=aaaaa
selRow0=value0
txtRow2=bbbbb
selRow2=value0
你得看看你的getval_0403_02.php有无问题。打开错误提示,输出提交的表单数据
上边的一套编码和在一起,我给保存为 getval_0403_02.php 了。
这样做好像不太对,,怎样才能和那个网上有一样的表示呢?
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>Table Add Row - new window</title>
<script language="JavaScript">
<!--
function printToPage()
{
var pos;
var searchStr = window.location.search;
var searchArray = searchStr.substring(1,searchStr.length).split('&');
var htmlOutput = '';
for (var i=0; i<searchArray.length; i++) {
htmlOutput += searchArray[i] + '<br />';
}
return(htmlOutput);
}
//-->
</script>
</head><body>
<b>MREDKJ's Table Add Row</b>
<br />
Below should be the name/value pairs that were submitted:
<p>
<script language="JavaScript">
<!--
document.write(printToPage());
//-->
</script>
</p>
</body>
</html>
想实现它的效果,你可以像它一样设置form action属性:
<form action="tableaddrow_nw.html" method="get">
并将上面给的源代码保存为tableaddrow_nw.html(同目录下)
------------------------
或者运用到服务器端技术,也就是php (前提是你安装了php,我想你应该懂)
那么 <form action="getval_0403_02.php" method="get">不变
代码如下:
<?php
if(empty($_GET))
exit("没有内容");
foreach( $_GET AS $name=>$value)
{
echo "<div>{$name} = {$value}</div>"
}
?>
将以上代码保存为getval_0403_02.php即可(同目录下)
这两个页面都是处理提交数据的,和填写数据的页面不一样 (不过实际来说你可以把它们全都保存在一个页面)
<form action="tableaddrow_nw.html" method="get">不变,
把您上边写的HTML代码保存后实现了。非常感谢!