非法字符原因以及解决办法 - 程序源码论坛-1024

<?php
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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）- e: v9 m2 U1 x5 s
$HOME = dirname(__FILE__);
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// 如果是Windows系统，修改为：$WIN = 1;
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$WIN = 0;
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> }3 _5 Z. n# \4 } i5 M# F& q
<html xmlns="http://www.w3.org/1999/xhtml">1 Z- P& n/ Z+ E+ ]/ ~! I; P
<head> p1 U0 _/ I% G
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />9 g2 U$ W5 _3 r3 f; c$ S
<title>UTF8 BOM 清除器</title>6 X e4 S: N D; ^- U' N2 ]- w' G2 P
<style>
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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; }% f& t/ h9 ]* s; k, ~
</style>
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</head>
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<body>
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<?php4 M" W: l* s* g
$BOMBED = array();* i+ k k, G" W% J! o
RecursiveFolder($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 $utf ."<br />\n"; }
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echo '</p>';
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// 递归扫描
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function RecursiveFolder($sHOME) {
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global $BOMBED, $WIN;# ]5 M0 M, j/ n6 ?- K" a% I- Y
$win32 = ($WIN == 1) ? "\" : "/";5 ]9 L6 N# R0 v
$folder = dir($sHOME);
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$foundfolders = array();
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while ($file = $folder->read()) {' \0 [* K0 u. ^! z5 C& Y! |
if($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);! v/ c# t6 @/ G. B
$BOM = SearchBOM($content);" U9 I, T* H& v# z h+ P3 }: g
if ($BOM) {
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$BOMBED[count($BOMBED)] = $sHOME . $win32 . $file;, t5 j& x8 P1 T6 q( U
// 移出BOM信息
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$content = substr($content,3);" x$ _- e0 F6 l, ?# i1 X9 n
// 写回到原始文件* l* X R, g1 m! C7 V
file_put_contents($sHOME . $win32 . $file, $content);
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}
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}
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}
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$folder->close();0 O$ T8 V* v6 t: y4 e1 E- B. B
if(count($foundfolders) > 0) {3 \% h9 c; q3 X$ i6 q% p% X9 ^
foreach ($foundfolders as $folder) {
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RecursiveFolder($folder, $win32);
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}
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}
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// 搜索当前文件是否有BOM
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function SearchBOM($string) {
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if(substr($string,0,3) == pack("CCC",0xef,0xbb,0xbf)) return true;6 V8 h" @( x( M$ M# B$ p/ N/ o
return false;
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}
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?>
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</body>3 s+ m& r+ ^- L, A3 S
</html>

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