隨機頭像PHP版_PHP教程

1.  31位元組 PHP 隨機顯示頭像 




2. php

$url='pic';
//圖片位址，用相對路徑

$files=array();
if ($handle=opendir("$ url")) {
while(false !== ($file = readdir($handle))) { 
if ($file != "." & $ 🎜>if(substr($file,-3)=='gif' 
 substr($file,-3)=='jpg') $files[count($files)] = $file;
}
} 
}
closedir($handle); 

$random=rand(0,count($files)-1);
if(substr($files[ $random],-3)=='gif') header("Content-type: image/gif");
elseif(substr($files[$random],-3)=='jpg') header ("Content-type: image/jpeg");
readfile("$url/$files[$random]");

?>

http://www.bkjia.com/PHPjc/314683.html

www.bkjia.comtruehttp: //www.bkjia.com/PHPjc/314683.htmlTechArticle1.31位元組PHP隨機顯示頭像?readfile(rand(0,5).'.jpg');? 2. ?php $url='pic'; //圖片位址，用相對路徑$files=array(); if($handle=opendir("$url")){ while(false!==($file. ..