/**
* 获取当前模型对应的表名
* @param string $table
* @return null|string
*/
public function getTable($table = '')
{
if ($this->_table === null) {
$config = H::getConfig('db');
if ($table == '') {
$class = get_called_class();
$class_arr = array_filter(preg_split("/(?=[A-Z])/", $class));
$table = implode('_', $class_arr);
$table = $config['table_prefix'] . strtolower($table);
}
if ($this->_join) {
$table .= ' as t';
}
$this->_table = $table;
}
return $this->_table;
}
public function __construct()
{
if ($this->_config === null) {
$this->_config = H::getConfig('db');
}
}