PHP上传文件的代码
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>网页教学网(webjx.com)文件上传实例</title>
</head>
<body>
<form enctype="multipart/form-data" action=upfile.php method=post>
<input type="hidden" name="MAX_FILE_SIZE" value="2000000">
<input type=file name=upfile size=20>
<input type=submit value=上传文件>
</form>
</body>
</html>
<?
function getname($exname){
$dir = "../PreviousFile/";
$i=1;
if(!is_dir($dir)){
mkdir($dir,0777);
}
while(true){
if(!is_file($dir.$i.".".$exname)){
$name=$i.".".$exname;
break;
}
$i++;
}
return $dir.$name;
}
$exname=strtolower(substr($_FILES[upfile][name],(strrpos($_FILES[upfile][name],.)+1)));
$PreviousFile = getname($exname);
if (move_uploaded_file($_FILES[upfile][tmp_name], $PreviousFile)) {
echo "<h2><font color=#ff0000>文件上传成功!</font></h2><br><br>";
}else {
echo "<h2><font color=#ff0000>文件上传失败!</font></h2><br><br>";
}
echo "下面是文件上传的一些信息:
<br><br>原文件名:".$_FILES[upfile][name] .
"<br><br>类型:" .$_FILES[upfile][type] .
"<br><br>临时文件名:".$_FILES[upfile][tmp_name].
"<br><br>文件大小:".$_FILES[upfile][size] .
"<br><br>错误代码:".$_FILES[upfile][error];
?>
补充:Web开发 , php ,