php判断gif图片是否为动画_PHP教程

　　{ $fp=fopen($filename, 'rb'); $filecontent=fread($fp, filesize($filename));

　　fclose($fp);

　　return strpos($filecontent,chr(0x21).chr(0xff).chr(0x0b).'NETSCAPE2.0')===FALSE?0:1; }

　　echo IsAnimatedGif("zzsky.gif"); ?>

http://www.bkjia.com/PHPjc/822512.htmlwww.bkjia.comtruehttp://www.bkjia.com/PHPjc/822512.htmlTechArticlephp判断gif图片是否为动画，即帧数是否大于1。代码如下： { $fp=fopen($filename, 'rb'); $filecontent=fread($fp, filesize($filename)); fclose($fp); return strpos(...