~~~ /** * gbk转utf8 * @param $gbstr */ function gbk_to_utf8($gbstr) { global $CODETABLE; if(empty($CODETABLE)) { $filename = CODETABLEDIR.'gb-unicode.table'; $fp = fopen($filename, 'rb'); while($l = fgets($fp,15)) { $CODETABLE[hexdec(substr($l, 0, 6))] = substr($l, 7, 6); } fclose($fp); } $ret = ''; $utf8 = ''; while($gbstr) { if(ord(substr($gbstr, 0, 1)) > 0x80) { $thisW = substr($gbstr, 0, 2); $gbstr = substr($gbstr, 2, strlen($gbstr)); $utf8 = ''; @$utf8 = unicode_to_utf8(hexdec($CODETABLE[hexdec(bin2hex($thisW)) - 0x8080])); if($utf8 != '') { for($i = 0; $i < strlen($utf8); $i += 3) $ret .= chr(substr($utf8, $i, 3)); } } else { $ret .= substr($gbstr, 0, 1); $gbstr = substr($gbstr, 1, strlen($gbstr)); } } return $ret; } ~~~