#### 设置模型关联 ~~~ //关联customMade表 //channel_name是属于customMade表字段 public function customMade() { return $this->hasOne('App\Models\CustomMade', 'channel_name', 'channelName'); } //关联 channelidentify表 public function channelidentify() { return $this->hasMany('App\Models\ChannelIdentify', 'channelId', 'channelId'); } ~~~ #### 指定条件 ~~~ //关联customMade表 public function customMade() { return $this->hasOne('App\Models\CustomMade', 'channel_name', 'channelName')->where($where)->select($field); } ~~~