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分享请教如何使用CSS让TD标签内不管有没有内容都包含一个输入框，谢谢
<html>
<head>
<script>
window.onload = function(){
var obj = document.getElementsByTagName("td");
for(var i=0;i<obj.length;i++){
if(i%4==0)obj[i].className="a"
if(i%4==1)obj[i].className="b"
if(i%4==2)obj[i].className="c"
if(i%4==3)obj[i].className="d"
}
};
</script>
<style>
.a {color:#A00;}
.b {color:#0B0;}
.c {color:#00C;}
.d {color:#D00;}
</style>
</head>
<body>
<table border=1>
<tr><td style= "width:600;word-break:break-all ">
a</td><td>b</td></tr>
<tr><td>c</td><td style= "width:600;word-break:break-all ">d</td></tr>
<tr><td>e</td><td></td></tr>
<tr><td>g</td><td>h</td></tr>
</table>
</body>
</html>
<head>
<script>
window.onload = function(){
var obj = document.getElementsByTagName("td");
for(var i=0;i<obj.length;i++){
if(i%4==0)obj[i].className="a"
if(i%4==1)obj[i].className="b"
if(i%4==2)obj[i].className="c"
if(i%4==3)obj[i].className="d"
}
};
</script>
<style>
.a {color:#A00;}
.b {color:#0B0;}
.c {color:#00C;}
.d {color:#D00;}
</style>
</head>
<body>
<table border=1>
<tr><td style= "width:600;word-break:break-all ">
a</td><td>b</td></tr>
<tr><td>c</td><td style= "width:600;word-break:break-all ">d</td></tr>
<tr><td>e</td><td></td></tr>
<tr><td>g</td><td>h</td></tr>
</table>
</body>
</html>
...全文
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__phoenix 2012-10-12
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<script>
window.onload = function(){
var obj = document.getElementsByTagName("td");
for(var i=0;i<obj.length;i++){
if(i%4==0)obj[i].className="a"
if(i%4==1)obj[i].className="b"
if(i%4==2)obj[i].className="c"
if(i%4==3)obj[i].className="d"
}
for(x in obj) {
obj[x].innerHTML+="<input type='text' />";
};
};
</script>
window.onload = function(){
var obj = document.getElementsByTagName("td");
for(var i=0;i<obj.length;i++){
if(i%4==0)obj[i].className="a"
if(i%4==1)obj[i].className="b"
if(i%4==2)obj[i].className="c"
if(i%4==3)obj[i].className="d"
}
for(x in obj) {
obj[x].innerHTML+="<input type='text' />";
};
};
</script>
