?>
<script language=javascript>
window.alert("上传的文件名不能为空,请重新输入!");
history.go(-1);
</script>
<?这个在我这可以,你试试
<script language=javascript>
window.alert("上传的文件名不能为空,请重新输入!");
history.go(-1);
</script>
<?这个在我这可以,你试试
<?
if($file_name!=""){
//-------------数据写入数据库--------------//
$conn=mysql_connect("localhost","root","");
$db=mysql_select_db("file");
$query="insert into file(filename,filetype,filesize,imgnotes)values('$file_name','$file_type','$file_size','$notes')";
$rt=mysql_query($query);
mysql_close();
//--------------防止重名文件---------------//
srand((double)microtime()*1000000);
$randval=rand();
$randval=time().$randval;
$tmpextname=strrchr($file_name,".");
$tempffilename=$randval.$tmpextname;
//echo $tempffilename;
$cp=copy($file,"file/".$tempffilename);
//------------判断操作是否成功-------------//
if($rt&$cp){
echo "<script language=javascript>";
echo "window.alert('文件上传成功!');";
echo "</script>";
}else{
echo "<script language=javascript>";
echo "window.alert('文件上传失败,请检查网络是否通畅!');";
echo "</script>";
}
}else{
echo "<script language=javascript>";
echo "window.alert('上传的文件名不能为空,请重新输入!');";
echo "history.go(-1);";
echo "</script>";
exit;
}
?>
{
echo "<script language='javascript'>";
echo "alert('$Msg');";
echo "var now=new Date();";
echo "window.navigate('$Url'+now.getTime());";
echo "</script>";
}