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//保存數(shù)據(jù)  
function save(){  
    var siteurl = document.getElementById("siteurl").value;  
    var sitename = document.getElementById("sitename").value;  
    localStorage.setItem(sitename, siteurl);
    alert("添加成功");
}
//查找數(shù)據(jù)  
function find(){  
    var search_site = document.getElementById("search_site").value;  
    var sitename = localStorage.getItem(search_site);  
    var find_result = document.getElementById("find_result");  
    find_result.innerHTML = search_site + "的網(wǎng)址是：" + sitename;  
}</pre></div><p>完整示例演示如下：</p><div class="example_code"><label class="example_title">示例</label><pre><!DOCTYPE html>
<html>  
<head>  
    <meta charset="utf-8">  
    <title>HTML5本地存儲之Web Storage篇</title>  
</head>  
<body>  
    <div style="border: 2px dashed #ccc;width:320px;text-align:center;">     
        <label for="sitename">網(wǎng)站名(key)：</label>  
        <input type="text" id="sitename" name="sitename" class="text"/>  
        <br/>  
        <label for="siteurl">網(wǎng) 址(value)：</label>  
        <input type="text" id="siteurl" name="siteurl"/>  
        <br/>  
        <input type="button" onclick="save()" value="新增記錄"/>  
        <hr/>  
        <label for="search_phone">輸入網(wǎng)站名：</label>  
        <input type="text" id="search_site" name="search_site"/>  
        <input type="button" onclick="find()" value="查找網(wǎng)站"/>  
        <p id="find_result"><br/></p>  
    </div>  
    <br/>  
    <div id="list">  
    </div>  
    <script>
    // 載入所有存儲在localStorage的數(shù)據(jù)
    loadAll();     
        
    //保存數(shù)據(jù)  
    function save(){  
        var siteurl = document.getElementById("siteurl").value;  
        var sitename = document.getElementById("sitename").value;  
        localStorage.setItem(sitename, siteurl);
        alert("添加成功");
    }
    //查找數(shù)據(jù)  
    function find(){  
        var search_site = document.getElementById("search_site").value;  
        var siteurl = localStorage.getItem(search_site);  
        var find_result = document.getElementById("find_result");  
        find_result.innerHTML = search_site + "的網(wǎng)址是：" + siteurl;  
    }
    //將所有存儲在localStorage中的對象提取出來，并展現(xiàn)到界面上
    function loadAll(){  
        var list = document.getElementById("list");  
        if(localStorage.length>0){  
            var result = "<table border='1'>";  
            result += "<tr><td>key</td><td>value</td></tr>";  
            for(var i=0;i<localStorage.length;i++){  
                var sitename = localStorage.key(i);  
                var siteurl = localStorage.getItem(sitename);  
                result += "<tr><td>"+sitename+"</td><td>"+siteurl+"</td></tr>";  
            }  
            result += "</table>";  
            list.innerHTML = result;  
        }else{  
            list.innerHTML = "數(shù)據(jù)為空……";  
        }  
    }      
    </script>
</body>  
</html>