PHP implementation of the current page click the download file instance code _php instance

Code in the PHP controller

Public Function downfile ($path = ') {
    if (! $path) Header ("Location:/");
    Download ($path);
  

Download File Download function code

function Download ($file _url, $new _name= ') { 
    if (!isset ($file _url) | | Trim ($file _url) = = ') { 
      echo '; 
    } 
    if (!file_exists ($file _url)) {//Check the file for the presence of 
      echo ' 404 '; 
    } 
    $file _name=basename ($file _url); 
    $file _type=explode ('. ', $file _url); 
    $file _type= $file _type[count ($file _type)-1]; 
    $file _name=trim ($new _name== ") $file _name:urlencode ($new _name); 
    $file _type=fopen ($file _url, ' R '); Open file 
    //input file tag 
    header ("Content-type:application/octet-stream"); 
    Header ("Accept-ranges:bytes"); 
    Header ("Accept-length:" FileSize ($file _url)); 
    Header ("content-disposition:attachment; Filename= ". $file _name); 
    Output file content 
    echo fread ($file _type,filesize ($file _url)); 
    Fclose ($file _type);

HTML code

<iframe id= "iframe" src= "style=" display:none; ></iframe>
$ (function () {
      $ ('. DownLoad '). Click (function () {
        var path = $ (this). attr (' path ');
        $ (' #iframe '). attr (' src ', "php file path? path=" +path)
    })

Put the above code in your program, and you can do it.

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