本文主要是介绍iframe实现Ajax文件上传效果，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！
<span style="font-family: verdana, 'ms song', 宋体, Arial, 微软雅黑, Helvetica, sans-serif; font-size: 14px; line-height: 21px; text-align: left; background-color: rgb(255, 254, 247); ">avascript部分</span>
<!doctype html><html>
<head>
<meta charset=utf-8><head>
<title>ajax 文件上传~~</title>
</head><script>window.οnlοad=function(){var form=document.getElementsByTagName('form')[0];form.οnsubmit=function(){var iframe=document.createElement('iframe');iframe.src='do_upload.php';var iframe_name="iframe"+Math.random();iframe.name=iframe_name;document.body.appendChild(iframe);iframe.style.width='0px';iframe.style.height='0px'; iframe.frameBorder='0';form.target=iframe_name;}
}
</script><body><form enctype='multipart/form-data' method='post' action='do_upload.php'>
请选择文件:<input type='file' name='myFile'/><br/>
<input type='submit'/>
<div id='msg'></div></form></body></html>
<?php$up_file=$_FILES['myFile'];if($up_file['error']===0){if(!file_exists('./imgs')){mkdir('./imgs');}$save_name=rand().$up_file['name'];$bool=move_uploaded_file($up_file['tmp_name'],"./imgs/$save_name");if($bool){$msg='上传成功!';}else{$msg='上传失败!';}
}echo
"<script>var msg=parent.document.getElementById('msg');msg.innerHTML='<font color=red>$msg</forn>';</script>";?>这篇关于iframe实现Ajax文件上传效果的文章就介绍到这儿，希望我们推荐的文章对编程师们有所帮助！
