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JS实现本地缓存实例

2012-09-04

localStorage实现本地缓存[html]<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html> <head> <title>本地缓存</title> <script type="text/javascript"> var strKey = "strKe...

localStorage实现本地缓存
[html]
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>本地缓存</title>
<script type="text/javascript">
var strKey = "strKey";
var storage = window.localStorage;

function onStart(){
if(storage.getItem(strKey)!=null){
alert(storage.getItem(strKey)+&#39;localStorage&#39;);
}else if(Cookie.read(strKey)!=null){
alert(Cookie.read(strKey)+&#39;cookie&#39;);
}
}
function bendihuancun(){
var strValue = document.getElementById("username").value;
if (storage) {
storage.setItem(strKey, strValue);
} else {
Cookie.write(strKey, strValue);
}
} www.2cto.com
</script>
</head>
<body onload="onStart()">
<input type="text" id="username" value="123">
<input type="button" value="保存缓存" onclick="bendihuancun()">
</body>
</html>
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