根据 Mysql 里的字段 自动生成 类文件：

但需要导入：

require_once ./db/ez_sql_core.php;

require_once ./db/ez_sql_mysql.php;

上图 ：

核心代码:

class db{

/**********************************************************************

* Author: fangjun (fangjunai@163.com)

* Name..: PHP_For_MySQL_Helper v1.0

* Desc..: 自动生成数据库操作类

* Date..: 2011-7-22

/**********************************************************************/

private $db_server = 'localhost';

private $db_username = 'root';

private $db_password = '';

private $primary_key = null;

//初始化

public function __construct(){

$this->db_conn = mysql_connect($this->db_server,$this->db_username,$this->db_password) or die('Error:'.mysql_error());

}

//返回所以的数据库名称

public function db_list(){

$databasename = array();

$i=0;

$list = mysql_list_dbs($this->db_conn);

while ($row = mysql_fetch_object($list)) {

$databasename[$i] = $row->Database;

$i++;

}

mysql_close();

return $databasename;

}

//返回所以的数据库名称

public function table_list($databasename){

$tablename = array();

$i=0;

$result = @mysql_list_tables($databasename);

while($row = mysql_fetch_array($result,MYSQL_NUM)){

$tablename[$i] = $row[0];

$i++;

}

mysql_free_result($result);

mysql_close();

return $tablename;

}

//返回表里的字段

public function field_list($databasename,$tablename){

$fieldname = array();

$v = 0;

mysql_select_db($databasename,$this->db_conn);

$rel = mysql_query("select * from ".$tablename);

for($i=0;$i

$meta = mysql_fetch_field($rel);

if($meta){

if($meta->primary_key==1){

$this->primary_key = $meta->name;

}else{

$fieldname[$v] = $meta->name;

$v++;

}

}

}

mysql_close();

return $fieldname;

}

public function showclass($databasename,$tablename){

$field = $this->field_list($databasename,$tablename);

$this->primary_key;

$key = null;

$val = null;

$sql = null;

$tmp = null;

$html = '
';

$html = $html.'//使用方法
';

$html = $html.'// 导入
';

$html = $html.'// ez_sql：http://jvmultimedia.com/docs/ezsql/ez_sql_help.htm';

$html = $html.'// require_once \'./db/ez_sql_core.php;
';

$html = $html.'// require_once \'./db/ez_sql_mysql.php;
';

$html = $html.'// $db = new ezSQL_mysql($cfg_db_user,$cfg_db_pass,$cfg_db_name,$cfg_db_host);
';

$html = $html.'// $db->query(\'set names utf8\');
';

$html = $html.'// 调用
';

$html = $html.'// $forum = new Forum($db);
';

$html = $html.'// $forum->save($Posts);
';

$html = $html.'
';

$html = $html.'// 作者:
';

$html = $html.'// 备注:
';

$html = $html.'// 创建时间:'.date('Y-m-d H:i:s').'
';

$html = $html.'

 class '.$tablename.'{';

$html = $html.'
';

$html = $html.' private $db';

$html = $html.'
';

$html = $html.'
';

$html = $html.' //实例化
';

$html = $html.' public function '.$tablename.'($db){
';

$html = $html.' $this->db = $db;
';

$html = $html.' }
';

$html = $html.'
';

$html = $html.' //保存记录
';

$html = $html.' public function save($arry){
';

for($i=0;$i

$key = $key.$field[$i].',';

$val = $val.'\'{$arry['.$field[$i].']}\',';

}

$sql = "\"insert into ".$tablename." (".rtrim($key,",").")values(".rtrim($val,",").")\"";

$html = $html.' $sql='.$sql.';
';

$html = $html.' return $this->db->query($sql);
';

$html = $html.' }
';

$html = $html.'
';

$html = $html.' //根据主键更新记录
';

$html = $html.' public function update($arry){
';

for($i=0;$i

$tmp = $tmp.$field[$i].'=\'{$arry['.$field[$i].']}\',';

}

$sql = "\"update ".$tablename." set ".rtrim($tmp,",")." where ".$this->primary_key.'=".$arry['.$this->primary_key.']';

$html = $html.' $sql='.$sql.';
';

$html = $html.' return $this->db->query($sql);
';

$html = $html.' }
';

//PostID='{$Posts['PostID']}'";

$html = $html.'
';

$html = $html.' //根据主键删除记录
';

$html = $html.' public function delete($'.$this->primary_key.'){
';

$sql = "\"delete from ".$tablename." where ".$this->primary_key."=\".$".$this->primary_key;

$html = $html.' $sql='.$sql.';
';

$html = $html.' return $this->db->query($sql);
';

$html = $html.' }
';

$html = $html.'
';

$html = $html.' //根据主键查询一条记录
';

$html = $html.' public function getQueryById($'.$this->primary_key.'){
';

$sql = "\"select * from ".$tablename." where ".$this->primary_key."=\".$".$this->primary_key;

$html = $html.' $sql='.$sql.';
';

$html = $html.' return $this->db->get_row($sql);
';

$html = $html.' }
';

$html = $html.'
';

$html = $html.' //查询全部记录
';

$html = $html.' public function getQuery(){
';

$sql = "\"select * from ".$tablename."\"";

$html = $html.' $sql='.$sql.';
';

$html = $html.' return $this->db->get_results($sql);
';

$html = $html.' }
';

$html = $html.'
';

$html = $html.'
';

$html = $html.'}';

echo $html;

}

}

?>

PHP For MySQL Helper v1.0

body{ font-size:14px;}

h3{ padding:0px; margin:0px; background-color:#333; color:#FFF;font-size:14px; }

.dblist,.tablelist,.show{width:100%;padding:10px 0;}

a:link {}

a:hover {color:#F00}

ini_set('default_charset', 'utf-8');

echo '

';

echo '

';

?>

代码打包下载