实例 | layui上传图片并存入数据库

上传图片








public function upload2(){
// echo "
复制
";
// var_dump($_FILES);die;
$fileName = $_FILES['file']['name'];//文件名
$tmpName = $_FILES['file']['tmp_name'];//临时存放的目录
$fileError = $_FILES['file']['error'];
$fileType = $_FILES['file']['type'];
$fileSize = $_FILES['file']['size'];

if($fileError>0){
switch($fileError){
case 1:
echo "上传的文件超过了 php.ini 中 upload_max_filesize 选项限制的值";
break;
case 2:
echo "上传文件的大小超过了 HTML 表单中 MAX_FILE_SIZE 选项指定的值";
break;
case 3:
echo "文件只有部分被上传";
break;
case 4:
echo "没有文件被上传";
break;
case 6:
echo "找不到临时文件夹。PHP 4.3.10 和 PHP 5.0.3 引进";
break;
case 7:
echo "文件写入失败。PHP 5.1.0 引进";
break;
}
} 
$ext = pathinfo($fileName,PATHINFO_EXTENSION);//类型
$saveName = date('Ymd').mt_rand(1,100).'.'.$ext;
//生成保存路径
$uploads = "uploads/";

$path = rtrim($uploads,'/')."/".date('Y/m/d/');
if(!file_exists($path)){
mkdir($path,0777,true);
}
$saveFile = $path .$saveName;
if(move_uploaded_file($tmpName,$saveFile)){
// echo "上传成功";
$ret['message']="成功";
$ret['status'] = 1;
$ret['url'] = $saveFile;
echo json_encode($ret);
}else{
// echo "上传失败啊";
$ret['message']="失败";
$ret['status'] = 0;
echo json_encode($ret);
}
}