非法字符原因以及解决办法 - 程序源码论坛-1024

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// 设定你要清除BOM的根目录（会自动扫描所有子目录和文件）
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$HOME = dirname(__FILE__);
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// 如果是Windows系统，修改为：$WIN = 1;0 A/ ?$ _- ]6 U4 U" h
$WIN = 0;# `9 c( W+ o, o, L
?>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml">" P2 \$ _, p$ b: S
<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />7 L* a$ s y9 k: M) p
<title>UTF8 BOM 清除器</title>! s7 r3 ]* {) t9 h% p
<style>: V$ B1 x3 L" N/ J7 f
body { font-size: 10px; font-family: Arial, Helvetica, sans-serif; background: #FFF; color: #000; }
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.FOUND { color: #F30; font-size: 14px; font-weight: bold; }! C* H0 H) b8 u' y( |% F
</style>
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</head>
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<body>
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<?php# M$ R! L `8 q5 i
$BOMBED = array();
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RecursiveFolder($HOME);
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echo '<h2>These files had UTF8 BOM, but i cleaned them:</h2><p class="FOUND">';
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foreach ($BOMBED as $utf) { echo $utf ."<br />\n"; }' ~# `3 g5 \! o, V, t+ e
echo '</p>';5 z/ j9 } Q& n9 V3 ?
// 递归扫描3 ?8 X' ]' W2 m5 d$ O8 J! B3 S
function RecursiveFolder($sHOME) {
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global $BOMBED, $WIN;
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$win32 = ($WIN == 1) ? "\" : "/";
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$folder = dir($sHOME);
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$foundfolders = array();$ [6 |- o! y! H
while ($file = $folder->read()) {; X3 t1 W4 s2 d( h; `" @$ O
if($file != "." and $file != "..") {
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if(filetype($sHOME . $win32 . $file) == "dir"){
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$foundfolders[count($foundfolders)] = $sHOME . $win32 . $file;
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} else {
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$content = file_get_contents($sHOME . $win32 . $file);/ L" A3 Y4 _: ?/ `2 n
$BOM = SearchBOM($content);
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if ($BOM) {
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$BOMBED[count($BOMBED)] = $sHOME . $win32 . $file;9 W* l8 s) R) I. y
// 移出BOM信息8 K2 Z9 T( m7 u6 E% I7 ~+ z. v
$content = substr($content,3);
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// 写回到原始文件
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file_put_contents($sHOME . $win32 . $file, $content);
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}
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}
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$folder->close();
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if(count($foundfolders) > 0) {% W4 c$ O5 E1 k( Z9 F) t e
foreach ($foundfolders as $folder) {, Z( ^6 H9 c1 ~: M/ C6 N+ ?
RecursiveFolder($folder, $win32);
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}
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// 搜索当前文件是否有BOM
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function SearchBOM($string) {
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if(substr($string,0,3) == pack("CCC",0xef,0xbb,0xbf)) return true;
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return false;
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</body>
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</html>

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