檢測檔案是否有bom頭 - PHP_PHP教程

";}closedir($dh);} function checkBOM ($filename) {global $auto;$contents=file_get_contents($filename);$charset[1]=substr($contents, 0, 1);$charset[2]=substr($contents, 1, 1);$charset[3]=substr($contents, 2, 1);if (ord($charset[1])==239 && ord($charset[2])==187 && ord($charset[3])==191) {if ($auto==1) {$rest=substr($contents, 3);rewrite ($filename, $rest);return ("BOM found, automatically removed.");} else {return ("BOM found.");}}else return ("BOM Not Found.");} function rewrite ($filename, $data) {$filenum=fopen($filename,"w");flock($filenum,LOCK_EX);fwrite($filenum,$data);fclose($filenum);}

http://www.bkjia.com/PHPjc/444550.htmlwww.bkjia.comtruehttp://www.bkjia.com/PHPjc/444550.htmlTechArticle?//此檔案用於快速測試UTF8編碼的檔案是不是加了BOM，並可自動移除//By Bob Shen $basedir=.; //修改此行為需要檢測的目錄，點表示目前的目錄$aut...

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