老师,请问这个问题是什么导致的,怎么处理?
来源:4-1 前端模块页面搭建

LCHWSX
2019-09-18
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2回答
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LCHWSX
提问者
2019-09-18
<?php // +---------------------------------------------------------------------- // | ThinkPHP [ WE CAN DO IT JUST THINK ] // +---------------------------------------------------------------------- // | Copyright (c) 2006~2016 http://thinkphp.cn All rights reserved. // +---------------------------------------------------------------------- // | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 ) // +---------------------------------------------------------------------- // | Author: liu21st <liu21st@gmail.com> // +---------------------------------------------------------------------- namespace think\db; use PDO; use think\Cache; use think\Collection; use think\Config; use think\Db; use think\db\Builder; use think\db\Connection; use think\db\exception\BindParamException; use think\db\exception\DataNotFoundException; use think\db\exception\ModelNotFoundException; use think\Exception; use think\exception\DbException; use think\exception\PDOException; use think\Loader; use think\Model; use think\model\Relation; use think\Paginator; class Query { // 数据库Connection对象实例 protected $connection; // 数据库驱动类型 protected $builder; // 当前模型类名称 protected $model; // 当前数据表名称(含前缀) protected $table = ''; // 当前数据表名称(不含前缀) protected $name = ''; // 当前数据表主键 protected $pk; // 当前数据表前缀 protected $prefix = ''; // 查询参数 protected $options = []; // 参数绑定 protected $bind = []; // 数据表信息 protected static $info = []; /** * 架构函数 * @access public * @param Connection $connection 数据库对象实例 * @param string $model 模型名 */ public function __construct(Connection $connection = null, $model = '') { $this->connection = $connection ?: Db::connect([], true); $this->builder = $this->connection->getConfig('builder') ?: $this->connection->getConfig('type'); $this->prefix = $this->connection->getConfig('prefix'); $this->model = $model; } /** * 利用__call方法实现一些特殊的Model方法 * @access public * @param string $method 方法名称 * @param array $args 调用参数 * @return mixed * @throws DbException * @throws Exception */ public function __call($method, $args) { if (strtolower(substr($method, 0, 5)) == 'getby') { // 根据某个字段获取记录 $field = Loader::parseName(substr($method, 5)); $where[$field] = $args[0]; return $this->where($where)->find(); } elseif (strtolower(substr($method, 0, 10)) == 'getfieldby') { // 根据某个字段获取记录的某个值 $name = Loader::parseName(substr($method, 10)); $where[$name] = $args[0]; return $this->where($where)->value($args[1]); } else { throw new Exception('method not exist:' . __CLASS__ . '->' . $method); } }
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singwa
2019-09-18
麻烦代码贴下吧。
052019-10-25
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