src/DdvUtil/Laravel/EloquentBuilder.php
public function firstHump($columns = array('*'), $isColumnsAutoHumpToUnderline = true){
        if ($isColumnsAutoHumpToUnderline){
            foreach ($columns as $index => $key){
                $columns[$index] = Conversion::humpToUnderline($key);
            }
        }
        $res = $this->first($columns);
        if ($res instanceof EloquentModel){
            $res->toHump();
        }
        return $res;
    }
public function firstHump($columns = array('*'), $isColumnsAutoHumpToUnderline = true){
        if ($isColumnsAutoHumpToUnderline){
            foreach ($columns as $index => $key){
                $columns[$index] = Conversion::humpToUnderline($key);
            }
        }
        $res = $this->first($columns);
        if ($res instanceof EloquentModel){
            $res->toHump();
        }
        return $res;
    }
直接获取第一条数据
@param  array  $columns
@return Model|object|static|null