实现文件上传的程序源码的PHP源码
如何实现文件上传 ?[code] ,Y3Nf_*wo4b}<HTML>
<HEAD> 2I?I*dXq
<TITLE>文件上传界面</TITLE> gp6w'LU0i OF5gz
</HEAD> h l6kyj.e3\
<BODY><TABLE><CENTER>
<? .H$\7F F Z'~dr8j
if($UploadAction){ YL%F lv4n2K(N4w
$UploadAction=0;
$TimeLimit=60; g"q v|P vY
/*设置超时限制时间默认时间为 30s，设置为0时为不限时 */
set_time_limit($TimeLimit); /`HOWSU,|
If(($Upfile != "none")&&
($Upfile != "")) w _#{7A4f
{
$Filepath="d:\web\web\php\test"; //上载文件存放路径
$FileName=$Filepath.$Upfile_name;
if($Upfile_size <1024) //上载文件大小
{$FileSize = (string)$Upfile_size . "字节";} +N_DED%YA
elseif($Upfile_size <(1024 * 1024))
{(c qDH sa^
$FileSize = number_format((double)($Upfile_size / 1024), 1) . " KB";
} A&Y3tyH
else
{
$FileSize = number_format((double)($Upfile_size/(1024*1024)),1)."MB"; %Uk$PkK%\$F
}
if(!file_exists($FileName))
{ $D q t.v/y6p ns]
if(copy($Upfile,$FileName)) H T.E Z+@
{unlink($Upfile); -d @ |W.P
echo "<br><br>\n"; H\,gM@ W
echo "文件 $Upfile_name 已上载成功！";
echo "<br><br>\n";
echo "文件位置：$FileName";0DFU2f F-e X
echo "<br><br>\n";
echo "文件大小：$FileSize";y TG/h'CB"[
echo "<br><br>\n"; zpv |j`t:fXA
} y/D_ P y
else
{echo "文件 $Upfile_name上载失败！"; }
}
else 5n$\x#~'f/D v X
{echo "文件 $Upfile_name已经存在！"; } t7q oN2O#Y#u
} u5~ I5[(q!Q7x(|
else
{echo "你没有选择任何文件上载！"; }
set_time_limit(30); //恢复默认超时设置
}
?> m%f Z z kVn6F{
<FORM ENCTYPE = "multipart/form-data" NAME = "SubmitForm" z Qv.N}-D?Q;C0q
ACTION = "default.php" METHOD = "POST">
<INPUT TYPE = "hidden" NAME = "MAX_FILE_SIZE" VALUE ="1000000">
<INPUT TYPE = "hidden" NAME = "UploadAction" VALUE = "1">
<TR><TD><INPUT NAME = "Upfile" TYPE = "file" SIZE = "30"></TD> 4X&ALW!r~Y O `
</TR><TR><TD><INPUT NAME = "submit" VALUE = "提交" TYPE = "submit">
<INPUT NAME = "reset" VALUE = "重置" TYPE = "reset"></TD> X y5a7| z
</TR></FORM></CENTER></TABLE>
</BODY> g AT:t T H'}*C3{
</HTML>[/code]
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