今天小编就为大家分享一篇Laravel 实现Eloquent模型分组查询并返回每个分组的数量 groupBy()，具有很好的参考价值，希望对大家有所帮助。一起跟随小编过来看看吧
2022-03-23 17:35:47
49KB
1
java
el源码雄辩JavaScript
该存储库包含Eloquent
JavaScript书中提供的练习和项目的源代码。
2021-12-21 07:53:41
29KB
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Laravel 5.5
Linux mint 18
PHPStorm
最近刚玩Laravel，手册源码还没来得及看完就跃跃欲试做了个小项目，其中有个需求是分组查询数据库中的一个字段并返回每个分组中的数量，还是去翻手册（手册确实够简单）:
groupBy 和 having 方法可用来对查询结果进行分组。having 方法的用法和 where 方法类似：
$users = DB::table('users')
->groupBy('account_id')
->having('account_id', '>', 100)
->get();
网上去查，发现一个轮子
$user_
2021-12-03 04:27:22
58KB
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最新的Eloquent Javascript 第三版，内容可复制。JS入门最佳文档。epub版，适合移动端阅读
2021-10-05 00:00:55
1.76MB
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适合手机看的电子书版
语言：英语
“Introduction
This is a book about getting computers to do what you want them to do. Computers are about as common as screwdrivers today, but they contain a lot more hidden complexity and thus are harder to operate and understand. To many, they remain alien, slightly threatening things.”
2021-10-04 23:58:30
1.91MB
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Eloquent JavaScript
3rd edition
This is a book about JavaScript, programming, and the wonders of the digital. You can read it online here, or get your own paperback copy of the second edition. A paper third edition is expected to be available this October 2018.
国内目前只出版了该书的第二版，译本叫《JavaScript编程精解》。
这是最新的原版书第三版（2018年出版）的中文译本。赶紧收藏吧。
2021-05-23 14:33:16
4.11MB
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