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分享<!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>
<title></title>
</head>
<body>
<table id="grid" border="1">
<tr><th>Item</th><th>Value</th></tr>
<tr><td>A</td><td>5</td></tr>
<tr><td>B</td><td>4</td></tr>
<tr><td>C</td><td>2</td></tr>
</table>
<script language="javascript" type="text/javascript">
var table = document.getElementById("grid");
var rows = table.rows;
for (var i = 0; i < rows.length; i++) {
var row = rows[i];
var value=parseInt( row.cells[1].innerHTML);
if (value > 4) {
row.style.backgroundColor = "red";
}
else if (value >= 3 && value <= 4) {
row.style.backgroundColor = "yellow";
}
else if (value < 3) {
row.style.backgroundColor = "green";
}
}
</script>
</body>
</html>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<META NAME="Generator" CONTENT="EditPlus">
<META NAME="Author" CONTENT="">
<META NAME="Keywords" CONTENT="">
<META NAME="Description" CONTENT="">
</HEAD>
<BODY>
<TABLE id="tbl" >
<TR>
<TD>4</TD>
<TD>5</TD>
<TD>6</TD>
</TR>
<TR>
<TD>3</TD>
<TD>2</TD>
<TD>4</TD>
</TR>
</TABLE>
</BODY>
</HTML>
<SCRIPT LANGUAGE="JavaScript">
<!--
var tdArr = document.getElementsByTagName("TD");
for(var i=0;i<tdArr.length;i++)
{
if(parseInt(tdArr[i].innerHTML)>4)
{
tdArr[i].style.background="red";
}
else if(parseInt(tdArr[i].innerHTML)>=3 && parseInt(tdArr[i].innerHTML)<=4)
{
tdArr[i].style.background="yellow";
}else if(parseInt(tdArr[i].innerHTML)<3)
{
tdArr[i].style.background="green";
}
}
//-->
</SCRIPT>