PHP example-thinkphp implements attachment upload function

This article mainly introduces thinkphp to implement the attachment upload function in detail. It has certain reference value. Interested friends can refer to it.

The examples in this article are shared with you. The specific code for uploading attachments in thinkphp is provided for your reference. The specific content is as follows

First you need to make a directory for picturesto be uploaded, and then use the uploadOne method to save it. Sometimes it is necessaryThumbnail, such as the cover image of the article

$config=array(
  'rootPath' => './Application/Public/',//根路径
  'savePath' => 'upload/',
     );
$upload=new \Think\Upload($config);
$z=$upload->uploadOne($_FILES['goods_img']);
 
if(!$z){
  　　show_bug($upload->getError());
 }else{
　　　　　　//$z返回的是存储信息
　　　　　　//只需要把目录和图片名拼接起来就是图片的url
　　　　　　$url=$z['savepath'].$z['savename'];
 
　　　　　　//缩略图
　　　　　　$image=new \Think\Image();
　　　　　　//用open()打开图像资源，通过路径名找到图像
   $srcimg=$upload->rootPath.$url;
 
　　　　　　$image->open($srcimg); 
　　　　　　//按比例缩小图片，长宽不能超出150    
   $image->thumb(150,150);
　　　　　　//给新图片路径
　　　　　　$smallimg=$upload->rootPath.$z['savepath'].'small_'.$z['savename'];
　　　　　　
　　　　　　//保存图片
　　　　　　$image->save($smallimg);
}

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