<Meta charset="UTF-8">

<form method="post" action="123.PHP" enctype="multipart/form-data">
<input type="file" name="file">
<input type="submit" value="上传">

PHP;"> PHP /** * Created by fcc * User: Administrator * Date: 2017/10/31 * Time: 10:33 */

var_dump($_FILES);
//文件处理要实现的几点
//1.是否有错误
//2.文件类型是否符合要求
//3.文件大小是否符合要求
//4.文件名是否重复
//$types = ['image/jpeg','image/png'];
if (!$_FILES['file']['error']){
if ($_FILES['file']['type'] == 'image/jpeg'){
if ($_FILES['file']['size']<200000){
//文件传到文件夹中，可以拼接时间戳，用户名等防止文件名重复
$file_name = "./upload/2017-10-31/".$_FILES['file']['name'];
if (!file_exists($file_name)){
move_uploaded_file($_FILES['file']['tmp_name'],$file_name);
// $filename=iconv("UTF-8","",$file_name);
}else{
echo "文件名重复";
}
}else{
echo "文件过大";
}
}else{
echo "文件格式错误";
}

}
//实验过程中出现因为图片汉字命名报错！！！