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HomeBackend DevelopmentPHP Tutorialphp bom去除工具,php批量去除bom的代码

php bom去除工具,php批量去除bom的代码

php批量去除文件bom代码的功能,支持文件夹批量去除。具体php文件代码如下:

<span style="font-size: 14px;"><?php</span><br />header('content-Type: text/html; charset=utf-8');<br />$auto=1;/*设置为1标示检测BOM并去除,设置为0标示只进行BOM检测,不去除*/<br />$basedir='.';<br />$loop=true;//www.phpernote.com<br />echo '当前查找的目录为:'.$basedir.'当前的设置是:';<br />echo '(1)',$loop?'检查当前目录以及当前目录的子目录':'只针对当前目录进行检测';<br />echo '(2)',$auto?'检测文件BOM同时去除检测到BOM文件的BOM<br />':'只检测文件BOM不执行去除BOM操作<br />';<br /><br />checkdir($basedir,$loop);<br />function checkdir($basedir='',$loop=true){<br />	$basedir=empty($basedir)?'.':$basedir;<br />	if($dh=opendir($basedir)){<br />		while (($file=readdir($dh))!==false){<br />			if($file!='.'&&$file!='..'){<br />				if(!is_dir($basedir.'/'.$file)){<br />					echo '文件: '.$basedir.'/'.$file .checkBOM($basedir.'/'.$file).' <br>';<br />				}else{<br />					if(!$loop) continue;<br />					$dirname=$basedir.'/'.$file;<br />					checkdir($dirname);<br />				}<br />			}<br />		}<br />		closedir($dh);<br />	}<br />}<br />function checkBOM($filename){<br />	global $auto;<br />	$contents=file_get_contents($filename);<br />	$charset[1]=substr($contents,0,1);<br />	$charset[2]=substr($contents,1,1);<br />	$charset[3]=substr($contents,2,1);<br />	if(ord($charset[1])==239&&ord($charset[2])==187&&ord($charset[3])==191){<br />		if($auto==1){<br />			$rest=substr($contents,3);<br />			rewrite($filename,$rest);<br />			return (' <font color=red>找到BOM并已自动去除</font>');<br />		}else{<br />			return (' <font color=red>找到BOM</font>');<br />		}<br />	}else{<br />		return (' 没有找到BOM');<br />	}<br />}<br />function rewrite($filename,$data){<br />	$filenum=fopen($filename,'w');<br />	flock($filenum,LOCK_EX);<br />	fwrite($filenum,$data);<br />	fclose($filenum);<br /><p>}<span style="font-size: 14px;">

将以上代码保存为后缀为php的文件放到需要去除bom的文件目录里面,然后运行该php文件,将会对该目录以及该目录所有的子目录下的文件进行bom检查并去除bom,运行结果页面如下:



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