实现文件上传的程序源码的PHP源码
如何实现文件上传 ?[code] q/ZC8x p$c[<HTML> m&x(T iV+G
<HEAD> v6F%g*r*D
<TITLE>文件上传界面</TITLE> 8E_,HFKC/Qf
</HEAD> %E` y6v,o
<BODY><TABLE><CENTER>
<?
if($UploadAction){*T`"w)e1lj&e
$UploadAction=0; o@U;d^$Q D)W a
$TimeLimit=60; +j*AX j O
/*设置超时限制时间默认时间为 30s，设置为0时为不限时 */ i%tm GP M7T
set_time_limit($TimeLimit);
If(($Upfile != "none")&&
($Upfile != ""))
{ :~Tum_+jk+U3VJ4I
$Filepath="d:\web\web\php\test"; //上载文件存放路径
$FileName=$Filepath.$Upfile_name; 2A?!K,P"u?;n
if($Upfile_size <1024) //上载文件大小
{$FileSize = (string)$Upfile_size . "字节";} 7U5cvG2sY
elseif($Upfile_size <(1024 * 1024)) f6S5o6O3n I2u
{ b[ c ox3]
$FileSize = number_format((double)($Upfile_size / 1024), 1) . " KB";
}
else f V'Ve c @\5}
{ a*} jMi'OA/mD
$FileSize = number_format((double)($Upfile_size/(1024*1024)),1)."MB";
} "h2Dza2yY(r
if(!file_exists($FileName))
{ oMt2JsF3wI4J
if(copy($Upfile,$FileName)) 9K7s)B#h z\
{unlink($Upfile);
echo "<br><br>\n";
echo "文件 $Upfile_name 已上载成功！";P1~)m-s'Zj
echo "<br><br>\n"; o&[2f)H(vP+We
echo "文件位置：$FileName";
echo "<br><br>\n";U o#sq/R U0?,b(wr
echo "文件大小：$FileSize";|v#YB VS:h/Mu
echo "<br><br>\n";4CJ ^/P%v H4KR
}
else
{echo "文件 $Upfile_name上载失败！"; } -|mzi~8u
} re?0Sm$W
else
{echo "文件 $Upfile_name已经存在！"; }
}
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 zOp?H;j a]
}/DW`6u.P
?> jlOu"E xX S"u t%@A
<FORM ENCTYPE = "multipart/form-data" NAME = "SubmitForm" m Rja ^)C*@u
ACTION = "default.php" METHOD = "POST"> j+p6z~fuc,`9N%f*h#v
<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> 0AL El2k2`9z+J-v
</TR><TR><TD><INPUT NAME = "submit" VALUE = "提交" TYPE = "submit">vC WZXv'y
<INPUT NAME = "reset" VALUE = "重置" TYPE = "reset"></TD> lN-I3GI
</TR></FORM></CENTER></TABLE>
</BODY> kA_]UE
</HTML>[/code]
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