php 匯出 資料結構再產生.sql檔案

$database='';//資料庫教程名
$options=array(
    'hostname' => '',//ip地址
    'charset' => 'utf8',//編碼
    'filename' => $database.'.sql',//檔案名稱
    'username' => '',
    'password' => ''
);
mysql教程_connect($options['hostname'],$options['username'],$options['password'])or die("不能串連資料庫!");
mysql_select_db($database) or die("資料庫名稱錯誤!");
mysql_query("SET NAMES '{$options['charset']}'");
$data =  get_insert_sql($table);

function dump_table($table, $fp = null)
{
    $need_close = false;
    if (is_null($fp)) {
        $fp = fopen($table . '.sql', 'w');
        $need_close = true;
    }
$a=mysql_query("show create table `{$table}`");
$row=mysql_fetch_assoc($a);fwrite($fp,$row['Create Table'].';');//匯出表結構
    $rs = mysql_query("SELECT * FROM `{$table}`");
    while ($row = mysql_fetch_row($rs)) {
        fwrite($fp, get_insert_sql($table, $row));
    }
    mysql_free_result($rs);
    if ($need_close) {
        fclose($fp);
    }
}