webStroage案例

<!DOCTYPE html>
<html>
    <head>
        <meta charset="UTF-8">
        <title></title>
    </head>
    <body>
        <fieldset id="">
            <legend>客户信息管理网页</legend>
            <table border="1" cellspacing="1" cellpadding="0">
                <tr>
                    <td>
                        姓名
                    </td>
                    <td>
                        <input type="text" id="username"/>
                    </td>
                </tr>
                <tr>
                    <td>
                        邮箱
                    </td>
                    <td>
                        <input type="text"  id="email"/>
                    </td>
                </tr>
                <tr>
                    <td>
                        电话
                    </td>
                    <td>
                        <input type="text" id="tel"/>
                    </td>
                </tr>
                <tr>
                    <td>
                        备注
                    </td>
                    <td>
                        <input type="text" id="info" />
                    </td>
                </tr>
                <tr>
                    <td colspan="2">
                        <input type="button" name="" id="save" value="保存" />
                    </td>
                </tr>
            </table>
            <hr />
            <label for="search">根据姓名检索信息:</label>
            <input type="text" name="" id="search" value="" />
            <input type="button" name="" id="srhBtn" value="检索" />
            <hr />
            <div id="content"></div>
        </fieldset>
    </body>
    <script type="text/javascript">
        document.getElementById("save").onclick=function(){
            var uname = document.getElementById("username").value;
            var email  = document.getElementById("email").value;
            var tel = document.getElementById("tel").value;
            var info = document.getElementById("info").value;
            var obj = {
                "username":uname,
                "email":email,
                "tel":tel,
                "info":info
            }
            localStorage.setItem(uname,JSON.stringify(obj));
        }
        document.getElementById("srhBtn").onclick=function(){
            var con = document.getElementById("search").value;
            var len = localStorage.length;
            
            for(var i = 0;i<len ;i++){
                if(localStorage.key(i)==con){
                    var obj = JSON.parse(localStorage.getItem(con));
                    var html = "姓名:"+obj.username+"<br/>"+
                                "邮箱:"+obj.email+"<br/>"+
                                "电话:"+obj.tel+"<br/>"+
                                "备注:"+obj.info+"<br/>"
                    document.getElementById("content").innerHTML = html;
                    
                }
            }
        }
    </script>
</html>
原文地址:https://www.cnblogs.com/wmwPro/p/5643803.html