本文实例讲述了PHP+ajax实现带进度条的上传图片功能。分享给大家供大家参考，具体如下：
运行效果图如下：
代码如下：
rush:PHP;">
5242880) {
die("File size is too big!");
}
//allowed file type Server side check
switch(strtolower($_FILES['FileInput']['type']))
{
//allowed file types
case 'image/png':
case 'image/gif':
case 'image/jpeg':
case 'image/pjpeg':
case 'text/plain':
case 'text/html': //html file
case 'application/x-zip-compressed':
case 'application/pdf':
case 'application/msword':
case 'application/vnd.ms-excel':
case 'video/mp4':
break;
default:
die('Unsupported File!'); //output error
}
$File_Name = strtolower($_FILES['FileInput']['name']);
$File_Ext = substr($File_Name,strrpos($File_Name,'.')); //get file extention
$Random_Number = rand(0,9999999999); //Random number to be added to name.
$NewFileName = $Random_Number.$File_Ext; //new file name
if(move_uploaded_file($_FILES['FileInput']['tmp_name'],$UploadDirectory.$NewFileName ))
{
die('Success! File Uploaded.');
}else{
die('error uploading File!');
}
}
else
{
die('Something wrong with upload! Is "upload_max_filesize" set correctly?');
}
更多关于PHP相关内容感兴趣的读者可查看本站专题：《》、《》、《》、《》、《》、《》、《》、《》、《》及《PHP常见数据库操作技巧汇总》
希望本文所述对大家PHP程序设计有所帮助。
