首页 > 其他 > 详细

localstorage本地存储的应用

时间:2018-05-29 01:01:24      阅读:216      评论:0      收藏:0      [点我收藏+]
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
</head>
<body>
    <p id="text">我是段落</p>
    <button onclick="saveText()">存储文字</button>
    <button onclick="getText()">取得文字</button>
    <button onclick="removeText()">删除文字</button>
    <p id="showText"></p>
    <script>
        window.onload=function(){
      //浏览器加载时拿到本地存储的值
var showText=document.getElementById(showText); var localP=localStorage.getItem(p) if(localP){ showText.innerHTML=localP; } } function saveText(){ var text=document.getElementById(text).innerHTML; localStorage.setItem(p,text); } function getText(){ var localP=localStorage.getItem(p); var showText=document.getElementById(showText); showText.innerHTML=localP; } function removeText(){ localStorage.removeItem(p) } </script> </body> </html>

 如下是面向对象的写法,更直观了

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
</head>
<body>
    <p id="text">我是段落</p>
    <button onclick="doLocalStorage.saveText()">存储文字</button>
    <button onclick="doLocalStorage.getText()">取得文字</button>
    <button onclick="doLocalStorage.removeText()">删除文字</button>
    <p id="showText"></p>
    <script>
        window.onload=function(){
            doLocalStorage.init();
        }
        var doLocalStorage={
            init:function(){
                var showText=document.getElementById(showText);
                var localP=localStorage.getItem(p)
            if(localP){
                showText.innerHTML=localP;

            }
            },
            saveText:function(){
            var text=document.getElementById(text).innerHTML;
            localStorage.setItem(p,text);
        },
        removeText:function(){
            localStorage.removeItem(p)
        },
        getText:function(){
            var localP=localStorage.getItem(p);
        var showText=document.getElementById(showText);
                showText.innerHTML=localP;
            
        }

        }
    </script>
</body>
</html>

 

localstorage本地存储的应用

原文:https://www.cnblogs.com/lwj820876312/p/9102832.html

(0)
(0)
   
举报
评论 一句话评论(0
关于我们 - 联系我们 - 留言反馈 - 联系我们:wmxa8@hotmail.com
© 2014 bubuko.com 版权所有
打开技术之扣,分享程序人生!