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<div class="codetitle"><a style="CURSOR: pointer" data="25768" class="copybut" id="copybut25768" onclick="doCopy('code25768')"> 代码如下:<div class="codebody" id="code25768">
<?php
/检测并清除BOM/
if(isset($_GET['dir'])){
$basedir=$_GET['dir'];
}else{
$basedir = '.';
}
$auto = 1;
checkdir($basedir);
function checkdir($basedir){
if($dh = opendir($basedir)){
while(($file = readdir($dh)) !== false){
if($file != '.' && $file != '..'){
if(!is_dir($basedir."/".$file)){
echo "filename: $basedir/$file ".checkBOM("$basedir/$file")."
";
}else{
$dirname = $basedir."/".$file;
checkdir($dirname);
}
}
}//end while
closedir($dh);
}//end if($dh
}//end function
function checkBOM($filename){
global $auto;
$contents = file_get_contents($filename);
$charset[1] = substr($contents,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.");
}
} www.52php.cn
else return ("BOM Not Found.");
}//end function
function rewrite($filename,$data){
$filenum = fopen($filename,"w");
flock($filenum,LOCK_EX);
fwrite($filenum,$data);
fclose($filenum);
}//end function
?>
（编辑：李大同）
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