实现文件上传的程序源码的PHP源码
如何实现文件上传 ?[code] &_?R m^(ng<HTML>
<HEAD> ^ s8d)L;M2V
<TITLE>文件上传界面</TITLE> O/qyV`&L.I8p {
</HEAD> Y"_*e6v uhPQ
<BODY><TABLE><CENTER> w L]T!XqL8u G
<?
if($UploadAction){
$UploadAction=0;
$TimeLimit=60;
/*设置超时限制时间默认时间为 30s，设置为0时为不限时 */
set_time_limit($TimeLimit);
If(($Upfile != "none")&& 0N!|V'OC.A
($Upfile != ""))
{
$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";} A _Q&n)N
elseif($Upfile_size <(1024 * 1024)) :aC(w4z]h5qv;m
{
$FileSize = number_format((double)($Upfile_size / 1024), 1) . " KB";
} Xs:lj7eR
else f,u!E#L;e"X"r
{
$FileSize = number_format((double)($Upfile_size/(1024*1024)),1)."MB";
} k?c Cg e
if(!file_exists($FileName))
{ { i DJ6z6M:s8^f!K
if(copy($Upfile,$FileName))
{unlink($Upfile); @9n+YD2`*C1\ ZU
echo "<br><br>\n"; ?? uu | G [Z
echo "文件 $Upfile_name 已上载成功！";
echo "<br><br>\n";
echo "文件位置：$FileName";
echo "<br><br>\n";
echo "文件大小：$FileSize";.NWm ~|9`!_2P
echo "<br><br>\n";
} ty4\rI1SO)`
else /E H|-o |x
{echo "文件 $Upfile_name上载失败！"; } 9n ?x h5K9E/L!l6J
} `O+f;u3XJ`Q9t+Y ny3C
else
{echo "文件 $Upfile_name已经存在！"; } K9nN z6h
} {"L2lO @1@
else
{echo "你没有选择任何文件上载！"; } n?H B1w+u5g
set_time_limit(30); //恢复默认超时设置 B%s%VV!Z P
}#~1F6WB:Ky)_
?>
<FORM ENCTYPE = "multipart/form-data" NAME = "SubmitForm" kc#gls[
ACTION = "default.php" METHOD = "POST"> :g8t a_VJ(k cg
<INPUT TYPE = "hidden" NAME = "MAX_FILE_SIZE" VALUE ="1000000"> o9b q|+d(q
<INPUT TYPE = "hidden" NAME = "UploadAction" VALUE = "1"> bG:]5tx2G.r%@
<TR><TD><INPUT NAME = "Upfile" TYPE = "file" SIZE = "30"></TD> :N"n `E(w1c gf{KR
</TR><TR><TD><INPUT NAME = "submit" VALUE = "提交" TYPE = "submit">$r!i-_4t ?
<INPUT NAME = "reset" VALUE = "重置" TYPE = "reset"></TD>
</TR></FORM></CENTER></TABLE> B3YE.OLyu1p k(m
</BODY> 8M;V3^$B xB
</HTML>[/code]
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