thinkphp框架分组:thinkphp获取满足条件的数据
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2022-04-18 15:13:58
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这篇文章给大家介绍的内容是关于thinkphp如何实现分组获取满足条件的数据,有一定的参考价值,有需要的朋友可以参考一下,希望对你有所帮助。
thinkphp分组获取满足条件的数据:
<?php //分组获取满足条件的一亩地ID $cinema_id = $this->getCunIdById($change_num); //cun_use表(cun_id分组),获取要换取的大于该cun_use剩余的数量 private function getCunIdById($change_num){ $f="cu.cun_id,count(cu.id) as receive_num"; $c=" and cu.cun_id != 0 and cu.cun_id= 2 and cu.user_id = 0 and cu.use_status = 0"; $groupCunUse = $this->getExchageByCunId($c,$f); foreach ($groupCunUse as $gk => $gv) { if($gv['receive_num'] >= $change_num){ $cinema_id =$gv['cinema_id']; break; } } return $cinema_id; } //cun_use表(cun_id分组),获取要换取的大于该cun_use剩余的数量 public function getExchageByCunId($condition,$field){ if (!$condition) { return false; }else{ return M('cun_use')->table('cun_use cu,cun_piao cp')->where(' cu.cun_id = cp.cun_id'.$condition)->field($field)->group('tu.cun_id')->select(); } }
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