标签：
file不允许有默认值
<?php
function _mkdir(){
$dir=date(‘md/i‘,time());
if(is_dir(‘./‘.$dir)){
return $dir;
}else{
mkdir(‘./‘.$dir,0777,true);
return $dir;
}
}
/*获取文件后缀*/
function getExt($file){
$tmp=explode(‘.‘,$file);
return end($tmp);
}
/*生成随机文件名*/
function randName(){
$str=‘abcdefghijklmnopqrstuvwxyz0123456789‘;
return substr(str_shuffle($str),0,6);
}
foreach($_FILES as $k=>$v){
$path=‘./‘._mkdir().‘/‘.randName().‘.‘.getExt($v[‘name‘]);
if($v[‘error‘]!=0){
echo $k,‘上传失败‘;
echo ‘错误代码是‘.$v[‘error‘],‘<br/>‘;
continue;
}
if(move_uploaded_file($v[‘tmp_name‘],$path)){
echo $k,"上传成功<br/>";
}else{
echo "失败";
}
}
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="zh-CN">
<head>
<title>新建网页</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<style type="text/css">
</style>
</head>
<body>
<h2>上传案例-分目录存储</h2>
<form action="up3.php"method="post" enctype="multipart/form-data">
用户名:<input type="text" name="username"/><br/>
头像:<input type="file" name="avatar"/><br/>
图片:<input type="file" name="pic"/><br/>
简历:<input type="file" name="resume"/><br/>
<input type="submit" value="提交"/>
</form>
</body>
</html>
标签：
原文地址：http://www.cnblogs.com/yanran/p/5021172.html
