Simple code to upload files in php
In PHP programming, file uploading can be said to be too common. Let me share a simple code for uploading files in PHP, suitable for beginners.
1. File upload interface up_file.html
<HTML>
<HEAD>
<TITLE>文件上传界面</TITLE>
</HEAD>
<BODY>
<table>
<tr align="center">
<td><form ENCTYPE="multipart/form-data" NAME="SubmitForm" ACTION="upload.php" METHOD="POST">
<input type="hidden" name="MAX_FILE_SIZE" value="1000000"><input type="hidden" name="UploadAction" value="1">
</td></tr>
<tr align="center">
<td><input NAME="UploadFile" TYPE="file" SIZE="30"></td>
</tr>
<tr align="center">
<td><input NAME="submit" VALUE="提交" TYPE="submit"></td>
<td><input NAME="reset" VALUE="重置" TYPE="reset"></td>
</tr>
</form>
</table>
</center>
</BODY>
</HTML>2. File upload code upload.php
<HTML>
<HEAD>
<TITLE>文件上传代码</TITLE>
</HEAD>
<BODY>
<?
/**
@文件上传代码 保存上传的文件
@site http://www.jbxue.com
*/
$TimeLimit=60; /*设置超时限制时间 缺省时间为30秒 设置为0时为不限时 */
set_time_limit($TimeLimit);
If(($UploadFile !="none" ))
{
$UploadPath=AddSlashes(dirname($PATH_TRANSLATED))."\my_files\"; //上载文件存放路径
$FileName=$UploadPath.$UploadFile_name; //上载文件名
if($UploadFile_size < 1024) //上载文件大小
{
$FileSize=(string)$UploadFile_size." 字节";
}
elseif ($UploadFile_size <(1024 * 1024))
{
$FileSize=number_format((double)($UploadFile_size/1024), 1) . " KB";
}
else{
$FileSize=number_format((double)($UploadFile_size / (1024 * 1024)), 1) . " MB";
}
if(!file_exists($FileName))
{
if(copy($UploadFile,$FileName))
{ echo "文件 $UploadFile_name ($FileSize)上载成功！"; }
else
{ echo "文件 $UploadFile_name上载失败！"; }
unlink($UploadFile);
}
else
{ echo "文件 $UploadFile_name已经存在！"; }
}
else
{ echo "你没有选择任何文件上载！"; }
set_time_limit(30); //恢复缺省超时设置
?>
<BR><A HREF = "upload.php">返回</A>
</BODY>
</HTML>
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