利用jquery+iframe做一個ajax上傳效果

來源:互聯網
上載者:User

  以下是自學it網--中級班上課筆記

  

html頁面


[html]
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> 
<html xmlns="http://www.w3.org/1999/xhtml" lang="zh-CN"> 
<head> 
<title>利用jquery+iframe做一個ajax上傳效果</title> 
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 
<meta name="description" content="" /> 
<meta name="keywords" content="" /> 
<script src="http://libs.baidu.com/jquery/1.8.2/jquery.min.js"></script> 
<script type="text/javascript"> 
// 利用 jquery+iframe 做一個ajax上傳效果 
 
/* 
思路: 
1: 點擊"提交"時的瞬間,產生一個iframe對象,插入body中 
2: 修改form的target ,為iframe的name值 
3: 給iframe加1個事件 ,onload 
*/ 
 
$( 
    function() { 
        $('input:button').click(function(){ 
            //alert('s'); 
            var ifmname = 'ifm' + Math.random(); 
            var ifm = $('<iframe width="0" height="0" frameborder="0" name="'+ ifmname +'">'); 
            ifm.appendTo($('body')); 
 
            $('form').attr('target',ifmname); 
            $('form').submit(); 
 
            $('#progress').html('<img src=http://www.bkjia.com/uploads/allimg/131122/1109264562-0.gif" border="0">'); 
            ifm.load(function(){ 
                $('#progress').html('上傳完畢'); 
                this.remove(); 
            }); 
 
        });  
    } 
); 
 
 
</script> 
<style type="text/css"> 
</style> 
</head> 
    <body> 
        <div id="progress"></div> 
        <form action="upfile.php" method="post" enctype="multipart/form-data" target="upfile"> 
            <input type="file" name="pic" /><br /> 
            <input type="button" value="提交" /> 
        </form>         
    </body> 
</html> 

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="zh-CN">
<head>
<title>利用jquery+iframe做一個ajax上傳效果</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name="description" content="" />
<meta name="keywords" content="" />
<script src="http://libs.baidu.com/jquery/1.8.2/jquery.min.js"></script>
<script type="text/javascript">
// 利用 jquery+iframe 做一個ajax上傳效果

/*
思路:
1: 點擊"提交"時的瞬間,產生一個iframe對象,插入body中
2: 修改form的target ,為iframe的name值
3: 給iframe加1個事件 ,onload
*/

$(
    function() {
        $('input:button').click(function(){
            //alert('s');
            var ifmname = 'ifm' + Math.random();
            var ifm = $('<iframe width="0" height="0" frameborder="0" name="'+ ifmname +'">');
            ifm.appendTo($('body'));

            $('form').attr('target',ifmname);
            $('form').submit();

            $('#progress').html('<img src=http://www.bkjia.com/uploads/allimg/131122/1109264562-0.gif" border="0">');
            ifm.load(function(){
                $('#progress').html('上傳完畢');
                this.remove();
            });

        });
    }
);


</script>
<style type="text/css">
</style>
</head>
    <body>
        <div id="progress"></div>
        <form action="upfile.php" method="post" enctype="multipart/form-data" target="upfile">
            <input type="file" name="pic" /><br />
            <input type="button" value="提交" />
        </form>       
    </body>
</html>
upfile.php


[php]
echo move_uploaded_file($_FILES['pic']['tmp_name'],'./upload/' . $_FILES['pic']['name']) ? 'OK':'fail'; 

echo move_uploaded_file($_FILES['pic']['tmp_name'],'./upload/' . $_FILES['pic']['name']) ? 'OK':'fail';


 

聯繫我們

該頁面正文內容均來源於網絡整理,並不代表阿里雲官方的觀點,該頁面所提到的產品和服務也與阿里云無關,如果該頁面內容對您造成了困擾,歡迎寫郵件給我們,收到郵件我們將在5個工作日內處理。

如果您發現本社區中有涉嫌抄襲的內容,歡迎發送郵件至: info-contact@alibabacloud.com 進行舉報並提供相關證據,工作人員會在 5 個工作天內聯絡您,一經查實,本站將立刻刪除涉嫌侵權內容。

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.