How to read PDF files online with PHP, _PHP tutorial

How to use PHP to read PDF files online,

The example in this article describes how to use PHP to read PDF files online. Share it with everyone for your reference. The specific implementation method is as follows:

<&#63;php
if(!function_exists('read_pdf')) {
  function read_pdf($file) {
    if(strtolower(substr(strrchr($file,'.'),1)) != 'pdf') {
      echo '文件格式不对.';
      return;
    }
    if(!file_exists($file)) {
      echo '文件不存在';
      return;
    }
    header('Content-type: application/pdf');
    header('filename='.$file);
    readfile($file);
  }
}
read_pdf('Python_study.pdf');

I hope this article will be helpful to everyone’s PHP programming design.

http://www.bkjia.com/PHPjc/1018518.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/1018518.htmlTechArticleHow to use PHP to read PDF files online. This article describes how to use PHP to read PDF files online. Share it with everyone for your reference. The specific implementation method is as follows: phpif(!functi...