php ajaxfileupload实现ajax文件上传功能

var str = '';

function ajaxFileUpload(){

$("#msg")

.ajaxStart(function(){

$(this).show();

});

/*

.ajaxComplete(function(){

$(this).hide();

});

*/

$.ajaxFileUpload(

{

url:'up_deal.php',

secureuri:false,

fileElementId:'file1',

dataType: 'text',

//data:{name:'qinmi', id:'123'},

success: function(data){

if(data=='error'){

$('#msg').html("上传失败");

}else{ www.111com.net

$('#msg').html("上传成功");

str += data+'@';

$('#fname').val(str);

}

}

}

);

return false;

}

if ((($_FILES["file1"]["type"] == "image/gif")

|| ($_FILES["file1"]["type"] == "image/jpeg")

|| ($_FILES["file1"]["type"] == "image/bmp")

|| ($_FILES["file1"]["type"] == "image/pjpeg"))

&& ($_FILES["file1"]["size"]

$extend = explode(".",$_FILES["file1"]["name"]);

$key = count($extend)-1;

$ext = ".".$extend[$key];

$newfile = time().$ext;

if(!file_exists('upload')){mkdir('upload');}

move_uploaded_file($_FILES["file1"]["tmp_name"],"upload/" . $newfile);

@unlink($_FILES['file1']);

echo $newfile;

}else {

echo 'error';

}

?>