最近用到了jquery的一个图表功能jqplot，发现页面内存会不断的增加，求各位兄弟姐妹帮忙解决下。该如何解决
日期：2014-05-17 浏览次数：20666 次
最近用到了jquery的一个图表功能jqplot，发现页面内存会不断的增加，求各位兄弟姐妹帮忙解决下。
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Simple Test</title>
<!--[if IE]><script language="javascript" type="text/javascript" src="../excanvas.js"></script><![endif]-->
<link rel="stylesheet" type="text/css" href="../jquery.jqplot.css" />
<link rel="stylesheet" type="text/css" href="examples.css" />
<!-- BEGIN: load jquery -->
<script language="javascript" type="text/javascript" src="../jquery-1.4.2.min.js"></script>
<!-- END: load jquery -->
<!-- BEGIN: load jqplot -->
<script language="javascript" type="text/javascript" src="../jquery.jqplot.js"></script>
<script language="javascript" type="text/javascript" src="../plugins/jqplot.dateAxisRenderer.js"></script>
<script language="javascript" type="text/javascript" src="../plugins/jqplot.barRenderer.js"></script>
<script language="javascript" type="text/javascript" src="../plugins/jqplot.categoryAxisRenderer.js"></script>
<!-- END: load jqplot -->
<style type="text/css" media="screen">
.jqplot-axis {
font-size: 0.85em;
}
</style>
</head>
<body>
<div id="chart2" style="margin-top:20px; margin-left:20px; width:400px; height:300px;"></div>
<script type="text/javascript" language="javascript">
function show(){
document.getElementById("chart2").innerHTML=null;
var number = Math.random()*10;
$.jqplot.config.enablePlugins = true;
s1 = [number, 3, 9, 16, 12, 8];
ticks = [2006, 2007, 2008, 2009, 2010, 2011];
plot2 = $.jqplot('chart2', [s1], {
seriesDefaults:{},
legend: {show:true, location: 'nw'},
axes:{xaxis:{renderer:$.jqplot.CategoryAxisRenderer, ticks:ticks}, yaxis:{min:0, max:20, numberTicks:6}}
});
setTimeout("show()",1000);
}
show();
</script>
</body>
</html>
------解决方案--------------------
你在调用的时候可以清理一次原来的数据吗？
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Simple Test</title>
<!--[if IE]><script language="javascript" type="text/javascript" src="../excanvas.js"></script><![endif]-->
<link rel="stylesheet" type="text/css" href="../jquery.jqplot.css" />
<link rel="stylesheet" type="text/css" href="examples.css" />
<!-- BEGIN: load jquery -->
<script language="javascript" type="text/javascript" src="../jquery-1.4.2.min.js"></script>
<!-- END: load jquery -->
<!-- BEGIN: load jqplot -->
<script language="javascript" type="text/javascript" src="../jquery.jqplot.js"></script>
<script language="javascript" type="text/javascript" src="../plugins/jqplot.dateAxisRenderer.js"></script>
<script language="javascript" type="text/javascript" src="../plugins/jqplot.barRenderer.js"></script>
<script language="javascript" type="text/javascript" src="../plugins/jqplot.categoryAxisRenderer.js"></script>
<!-- END: load jqplot -->
<style type="text/css" media="screen">
.jqplot-axis {
font-size: 0.85em;
}
</style>
</head>
<body>
<div id="chart2" style="margin-top:20px; margin-left:20px; width:400px; height:300px;"></div>
<script type="text/javascript" language="javascript">
function show(){
document.getElementById("chart2").innerHTML=null;
var number = Math.random()*10;
$.jqplot.config.enablePlugins = true;
s1 = [number, 3, 9, 16, 12, 8];
ticks = [2006, 2007, 2008, 2009, 2010, 2011];
plot2 = $.jqplot('chart2', [s1], {
seriesDefaults:{},
legend: {show:true, location: 'nw'},
axes:{xaxis:{renderer:$.jqplot.CategoryAxisRenderer, ticks:ticks}, yaxis:{min:0, max:20, numberTicks:6}}
});
setTimeout("show()",1000);
}
show();
</script>
</body>
</html>
------解决方案--------------------
你在调用的时候可以清理一次原来的数据吗？
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