原生fgetcsv讀取中文函式亂碼問題修正

/**
  * fgetcsv
  *
  * 修正原生fgetcsv讀取中文函式
  *
  * @param CSV文件檔案
  * @param length 每一行所讀取的最大資料長度
  * @param d 資料分隔符號(預設為逗號)
  * @param e 字串包含符號(預設為雙引號)
  * @return $_csv_data
  */
function __fgetcsv(&$handle, $length = null, $d = ",", $e = '"') {
$d = preg_quote($d);
$e = preg_quote($e);
$_line = "";
$eof=false;
while ($eof != true) {
$_line .= (empty ($length) ? fgets($handle) : fgets($handle, $length));
$itemcnt = preg_match_all('/' . $e . '/', $_line, $dummy);
if ($itemcnt % 2 == 0){
$eof = true;
}
}

$_csv_line = preg_replace('/(?: |[ ])?$/', $d, trim($_line));

$_csv_pattern = '/(' . $e . '[^' . $e . ']*(?:' . $e . $e . '[^' . $e . ']*)*' . $e . '|[^' . $d . ']*)' . $d . '/';
preg_match_all($_csv_pattern, $_csv_line, $_csv_matches);
$_csv_data = $_csv_matches[1];

for ($_csv_i = 0; $_csv_i < count($_csv_data); $_csv_i++) {
$_csv_data[$_csv_i] = preg_replace("/^" . $e . "(.*)" . $e . "$/s", "$1", $_csv_data[$_csv_i]);
$_csv_data[$_csv_i] = str_replace($e . $e, $e, $_csv_data[$_csv_i]);
}

return empty ($_line) ? false : $_csv_data;
}



參考自：
http://blog.csdn.net/shilian_h/article/details/4371051