Example code for php to implement click-to-download files on the current page-PHP Tutorial-php.cn

Example code for php to implement click-to-download files on the current page

黄舟

Release： 2023-03-06 08:00:02

Original

1762 people have browsed it

php controller code

public function downFile($path = &#39;&#39;){
    if(!$path) header("Location: /");
    download($path);
  }

Copy after login

download file download function code

function download($file_url,$new_name=&#39;&#39;){ 
    if(!isset($file_url)||trim($file_url)==&#39;&#39;){ 
      echo &#39;500&#39;; 
    } 
    if(!file_exists($file_url)){ //检查文件是否存在 
      echo &#39;404&#39;; 
    } 
    $file_name=basename($file_url); 
    $file_type=explode(&#39;.&#39;,$file_url); 
    $file_type=$file_type[count($file_type)-1]; 
    $file_name=trim($new_name==&#39;&#39;)?$file_name:urlencode($new_name); 
    $file_type=fopen($file_url,&#39;r&#39;); //打开文件 
    //输入文件标签 
    header("Content-type: application/octet-stream"); 
    header("Accept-Ranges: bytes"); 
    header("Accept-Length: ".filesize($file_url)); 
    header("Content-Disposition: attachment; filename=".$file_name); 
    //输出文件内容 
    echo fread($file_type,filesize($file_url)); 
    fclose($file_type);
}

Copy after login

html code

<iframe id="iframe" src="" style="display: none;"></iframe>
$(function(){
      $(&#39;.downLoad&#39;).click(function(){
        var path = $(this).attr(&#39;path&#39;);
        $(&#39;#iframe&#39;).attr(&#39;src&#39;,"php文件路径?path="+path);
      })
    })

Copy after login

Just put the above code into your program and execute it

The above is the current page implemented by php Click to download the content of the example code of the file. For more related content, please pay attention to the PHP Chinese website (m.sbmmt.com)!