转点别人的代码,留着自己用!
<HTML>
<HEAD>
<TITLE>文件上传</TITLE>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312"></HEAD>
<BODY>
<?$UploadedFile=$_FILES['UploadedFile']['tmp_name'];$UploadedFile_name=$_FILES['UploadedFile']['name'];$isTrue=false;if($UploadedFile){$store_dir=$_SERVER['DOCUMENT_ROOT'];$accept_overwrite = 1;$isTrue=true;}$fileName = date("YmtHis").$UploadedFile_name;if (file_exists($store_dir . $fileName)) {echo "存在相同文件名的文件";}$mytype =array(".jpg",".gif",".png");$filetype=substr($_FILES['UploadedFile']['name'],strrpos($_FILES['UploadedFile']['name'],"."));$typecount=0;if($isTrue){for($i=0;$i<count($mytype);$i++){if($filetype==$mytype[$i]){$typecount++;}}if($typecount>0){if($_FILES['UploadedFile']['size']<1048576){$b=move_uploaded_file($UploadedFile,$store_dir.$fileName); if($b){echo "<HR>\n";echo "原文件信息:<br/>";echo "名称:".$_FILES['UploadedFile']['name']."<BR>\n";echo "大小:".$_FILES['UploadedFile']['size']."<BR>\n";echo "类型:".$_FILES['UploadedFile']['type']."<BR>\n";echo "<HR>\n";echo "存入数据库的名称为:".$fileName;echo "<HR>\n";}}else{echo "文件大小不准超过1兆.";}}else{echo "不准上传次类型文件!";}}
?>
<FORM ENCTYPE="multipart/form-data" ACTION="<?php echo $PHP_SELF ?>" METHOD="post">
<INPUT NAME="UploadedFile" TYPE="file" size='15'>
<INPUT TYPE="submit" VALUE="上传文件">
</FORM>
</BODY>
</HTML>