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fleaphp crud操作之findByField函数的使用方法_php技巧

WBOY
WBOYOriginal
2016-05-17 09:20:051035browse

findByField函数原型

复制代码 代码如下:

/**
* 返回具有指定字段值的第一条记录
*
* @param string $field
* @param mixed $value
* @param string $sort
* @param mixed $fields
*
* @return array
*/
function & findByField($field, $value, $sort = null, $fields = '*')
{
return $this->find(array($field => $value), $sort, $fields);
}

findByField函数参数说明
$field 提供查询的字段
$value 提供查询的值
$sort 排序方式
$fields 需要查询显示的字段名
fleaphp crud操作之findByField函数的用法示例
复制代码 代码如下:

$dirname = dirname(__FILE__);
define('APP_DIR', $dirname . '/APP');
define('NO_LEGACY_FLEAPHP', true);
require($dirname.'/FleaPHP/FLEA/FLEA.php');
//设置缓存目录
FLEA::setAppInf('internalCacheDir',$dirname.'/_Cache');
//链接数据库
$dsn = array(
'driver' => 'mysql',
'host' => 'localhost',
'login' => 'root',
'password' => '',
'database' => 'wordpress'
);
FLEA::setAppInf('dbDSN',$dsn);
//读取wp_posts的内容
FLEA::loadClass('FLEA_Db_TableDataGateway');
class Teble_Class extends FLEA_Db_TableDataGateway {
var $tableName = 'wp_posts';
var $primaryKey = 'ID';
}
$tableposts =& new Teble_Class();
$rowsets = $tableposts->findByField('ID',4,'post_date DESC',array('ID','post_title'));
dump($rowsets);
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