Home Backend Development PHP Tutorial PHP单文件、多个单文件、多文件上传函数的封装

PHP单文件、多个单文件、多文件上传函数的封装

Jun 23, 2016 pm 01:35 PM

//表单://s.php//要在选择上传文件时能一次选择多个文件,那么就加multiple="multiple" ,还有注意下name="myFile1"和name="myFile[]"的区别,单文件、多文件上传.<meta charset="utf-8"><title>无标题文档</title>
Copy after login





//上传函数的封装://ss.php$val){ $files[$i]['name']=$file['name'][$key]; $files[$i]['type']=$file['type'][$key]; $files[$i]['tmp_name']=$file['tmp_name'][$key]; $files[$i]['error']=$file['error'][$key]; $files[$i]['size']=$file['size'][$key]; $i++; } } } return $files;}//针对于单文件、多个单文件、多文件的上传//默认允许上传的文件只为图片类型,并且只有这些图片类型:$allowExt=array('jpeg','jpg','png','gif');并且检查上传的文件是否为真实的图片$flag=true//默认上传保存的文件夹为本地的'uploads'文件夹,允许上传文件的大小最大为2Mfunction uploadFile($fileInfo,$path='./uploads',$flag=true,$allowExt=array('jpeg','jpg','png','gif'),$maxSize=2097152){ //判断错误号 if($fileInfo['error']===UPLOAD_ERR_OK){ //检测上传文件的大小 if($fileInfo['size']>$maxSize){ $res['mes']=$fileInfo['name'].'上传文件过大'; } $ext=getExt($fileInfo['name']); //检测上传文件的文件类型 if(!in_array($ext,$allowExt)){ $res['mes']=$fileInfo['name'].'非法文件类型'; } //检测是否是真实的图片类型 if($flag){ if(!getimagesize($fileInfo['tmp_name'])){ $res['mes']=$fileInfo['name'].'不是真实图片类型'; } } //检测文件是否是通过HTTP POST上传上来的 if(!is_uploaded_file($fileInfo['tmp_name'])){ $res['mes']=$fileInfo['name'].'文件不是通过HTTP POST方式上传上来的'; } if( $res ) return $res; //如果要不显示错误信息的话,用if( @$res ) return $res; //$path='./uploads'; //如果没有这个文件夹,那么就创建一 if(!file_exists($path)){ mkdir($path,0777,true); chmod($path,0777); } //新文件名唯一 $uniName=getUniName(); $destination=$path.'/'.$uniName.'.'.$ext; //@符号是为了不让客户看到错误信,也可以删除 if(!@move_uploaded_file($fileInfo['tmp_name'],$destination)){ $res['mes']=$fileInfo['name'].'文件移动失败'; } $res['mes']=$fileInfo['name'].'上传成功'; $res['dest']=$destination; return $res; }else{ //匹配错误信息 //注意!错误信息没有5 switch($fileInfo['error']){ case 1: $res['mes'] = '上传文件超过了PHP配置文件中upload_max_filesize选项的值'; break; case 2: $res['mes'] = '超过了HTML表单MAX_FILE_SIZE限制的大小'; break; case 3: $res['mes'] = '文件部分被上传'; break; case 4: $res['mes'] = '没有选择上传文件'; break; case 6: $res['mes'] = '没有找到临时目录'; break; case 7: $res['mes'] = '文件写入失败'; break; case 8: $res['mes'] = '上传的文件被PHP扩展程序中断'; break; } return $res; }}?>//common.ss.php//上传后文件的操作:'; $uploadFiles[]=$res['dest'];//如果要不显示错误信息的话,用@$uploadFiles[]=$res['dest'];}$uploadFiles=array_values(array_filter($uploadFiles));//这样便于保存到数据库print_r($uploadFiles);//打印查看上传保存的结果?>
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn

Hot Article

Hot tools Tags

Notepad++7.3.1

Notepad++7.3.1

Easy-to-use and free code editor

SublimeText3 Chinese version

SublimeText3 Chinese version

Chinese version, very easy to use

Zend Studio 13.0.1

Zend Studio 13.0.1

Powerful PHP integrated development environment

Dreamweaver CS6

Dreamweaver CS6

Visual web development tools

SublimeText3 Mac version

SublimeText3 Mac version

God-level code editing software (SublimeText3)

11 Best PHP URL Shortener Scripts (Free and Premium) 11 Best PHP URL Shortener Scripts (Free and Premium) Mar 03, 2025 am 10:49 AM

11 Best PHP URL Shortener Scripts (Free and Premium)

Working with Flash Session Data in Laravel Working with Flash Session Data in Laravel Mar 12, 2025 pm 05:08 PM

Working with Flash Session Data in Laravel

6 Extra Skills Every PHP Developer Should Have 6 Extra Skills Every PHP Developer Should Have Feb 28, 2025 am 10:52 AM

6 Extra Skills Every PHP Developer Should Have

Understand Arrays in PHP Understand Arrays in PHP Feb 28, 2025 am 10:53 AM

Understand Arrays in PHP

Build a React App With a Laravel Back End: Part 2, React Build a React App With a Laravel Back End: Part 2, React Mar 04, 2025 am 09:33 AM

Build a React App With a Laravel Back End: Part 2, React

Simplified HTTP Response Mocking in Laravel Tests Simplified HTTP Response Mocking in Laravel Tests Mar 12, 2025 pm 05:09 PM

Simplified HTTP Response Mocking in Laravel Tests

cURL in PHP: How to Use the PHP cURL Extension in REST APIs cURL in PHP: How to Use the PHP cURL Extension in REST APIs Mar 14, 2025 am 11:42 AM

cURL in PHP: How to Use the PHP cURL Extension in REST APIs

12 Best PHP Chat Scripts on CodeCanyon 12 Best PHP Chat Scripts on CodeCanyon Mar 13, 2025 pm 12:08 PM

12 Best PHP Chat Scripts on CodeCanyon

See all articles