PHP Safe Download File method, _php tutorial

Source: Internet
Author: User
Tags getting started with php php download

PHP Safe Download File method,


This article explains how to safely download files in PHP. Share to everyone for your reference, as follows:

<?phpheader (' content-type:text/html; Charset=utf-8 ');d efine (' Root_path ', DirName (__file__));/** * Download file * @param string $file _path absolute path */function downfile ($ File_path) {  //Determine if the file exists  $file _path = iconv (' utf-8 ', ' gb2312 ', $file _path);//Transcode If the Chinese name may appear  (!file_ Exists ($file _path)) {    exit (' file does not exist! ');  }  $file _name = basename ($file _path); Get the file name  $file _size = filesize ($file _path);//Get file size  $fp = fopen ($file _path, ' R ');//Open file header in read-only mode  (" Content-type:application/octet-stream ");  Header ("Accept-ranges:bytes");  Header ("Accept-length: {$file _size}");  Header ("content-disposition:attachment;filename={$file _name}");  $buffer = 1024x768;  $file _count = 0;  Determines whether the file ends while  (!feof ($fp) && ($file _size-$file _count>0)) {    $file _data = fread ($fp, $buffer); c17/> $file _count + = $buffer;    echo $file _data;  }  Fclose ($FP); Close File}downfile (Root_path. '/down/sunset.jpg ');? >

Note: The file name can accept the Chinese name. The file format is utf-8.

More readers interested in PHP related content can view the topic: "PHP Curl Usage Summary", "PHP operation and operator Usage Summary", "PHP Network Programming Skills Summary", "PHP Basic Grammar Introductory Tutorial", "PHP operation Office Document tips summary (including word, excel,access,ppt), "PHP Date and Time usage summary", "PHP primer for Object-oriented programming", "PHP String Usage Summary", "Getting Started with Php+mysql database operations" and "PHP Common Database Operations Skills Summary"

I hope this article is helpful to you in PHP programming.

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http://www.bkjia.com/PHPjc/1119992.html www.bkjia.com true http://www.bkjia.com/PHPjc/1119992.html techarticle php Safe Download File method, this article describes the PHP safe download file method. Share to everyone for your reference, specifically as follows: Phpheader (' content-type:text/html; Charset=u ...

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