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ajax无刷新上传图片实例

作者：黑客防线网安Ajax教程基地来源：黑客防线网安Ajax教程基地浏览次数：0

黑客防线网安网讯：将index.html和upload.php文件保存到apache工作目录，例子使用安装目录D:/Program Files/Apache Software Foundation/Apache2.2/htdocs/AJAX 客户端页面代码： index.html<html> <body> <...

将index.html和upload.php文件保存到apache工作目录，例子使用安装目录D:/Program Files/Apache Software Foundation/Apache2.2/htdocs/

AJAX 客户端页面代码： index.html

<html>
<body>
<h1>Ajax file upload sample</h1><br/><input id="uplaod" name="btn_send" type="button" value="上传测试"/>
<div id=result></div>
<PRE class=js name="code"><SCRIPT LANGUAGE=JavaScript>
// 上传函数
function btn_send.onclick() {
data = ""
spliter = "-------7d8d733180846"
datadata = data + spliter + " "
datadata = data + "Content-Disposition: form-data; name="photofile"; filename="C:\a.txt" "
// datadata = data + "Content-Type: image/pjpeg" + vbCrLf
datadata = data + "Content-Type: text/plain" + " " + " "
text = "My name is Wilson Lin."
postLength = text.length + data.length + 2 + spliter.length + 4
package = data + text + " " + spliter + "-- "

alert(package)
// 把XML文档发送到Web服务器
var xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
xmlhttp.open("POST","./upload.php",false);
xmlhttp.setRequestHeader("Content-Type", "multipart/form-data; boundary=-----7d8d733180846");
xmlhttp.setRequestHeader("Content-Length", postLength);
xmlhttp.send(package);
// 显示服务器返回的信息
result.innerHTML=xmlhttp.ResponseText;
}
</SCRIPT>
</PRE>
</body>
</html>

PHP服务器端代码： upload.php

<?php
// $_FILES['photofile']:是获得上传图片的数组
// $uploadfile：存放地址
$uploadfile = "D:/Program Files/Apache Software Foundation/Apache2.2/htdocs/".$_FILES['photofile']['name'];
copy( $_FILES['photofile']['tmp_name'], $uploadfile );
echo "URL: <a href='http://localhost/".$_FILES['photofile']['name']."' target='_blank'>".$_FILES['photofile']['name']."</a><br/>";
?>
Upload successed!