grouping 相关问题

将实体分组为关联元素集合的过程。



通过识别属性组组数组

,我会在html中返回

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组2D数组数据通过一列数据,并为每个组创建新的父列和子阵列

我试图通过将2级数组数据重组为3级数组,通过将列分组(

回答 3 投票 0


阵列值总和按键值php

如何通过关联密钥检查柱状值? 我想通过“ building_id”检查数据。在这里我有两座建筑物 然后,我希望通过“ penancy_rate”将租金数据作为总和 输入数组: arr ...

回答 5 投票 0

单元数组数组中的组值按第二级键和每个组中的总和值

输入数组: [ [1 => 2], [1 => 2], [2 => 1], [3 => 1], 这是给出的 我想要这个输出: [ [1 => 4], [2 => 1], [3 => 1], ]

回答 3 投票 0




组2D数组数据按一个列数据,然后按另一列排序 我有一个我想通过值求助于数组的数组。 这是现有数组: 1 =>数组(9) orgid =>“ xxxx” dob =>“ 1970-01-01” persyid =>“ 111111” E ...

1 => Array (9) OrgID => "XXXX" DOB => "1970-01-01" PersonID => "111111" ExpDate => "2013-07-31" Level => "WELITE" Status => "Active" FName => "Jane" LName => "Doe" Checked => null 2 => Array (9) OrgID => "XXXX" DOB => "1970-01-01" PersonID => "222222" ExpDate => "2013-07-31" Level => "WELITE" Status => "Active" FName => "Jane" LName => "Doe" Checked => null 3 => Array (9) OrgID => "XXXX" DOB => "1970-01-01" PersonID => "22222" ExpDate => "2013-07-31" Level => "WELITE" Status => "Active" FName => "Jane" LName => "Doe" Checked => null

回答 1 投票 0

$array = [ ['name' => 'JOHN', 'category' => 'abc'], ['name' => 'JOHN', 'category' => 'abc'], ['name' => 'JOHN', 'category' => 'abc'], ['name' => 'John6', 'category' => 'cvb'], ['name' => 'John6', 'category' => 'cvb'], ['name' => 'Outfit7', 'category' => 'cvb'], ['name' => 'John6', 'category' => 'cvb'], ['name' => 'Joh8', 'category' => 'fgh'], ['name' => 'JOHN', 'category' => 'fgh'], ['name' => 'John9', 'category' => 'fgh'], ['name' => 'JOHN', 'category' => 'fgh'], ['name' => 'John0', 'category' => 'fgh'], ['name' => 'Johny', 'category' => 'fgh'], ]

回答 0 投票 0

输出以组为组的多维数组

Array( [0] => Array( [0] => serverA [1] => port1, [2] => user1, [3] => ip1 ), [1] => Array( [0] => serverB [1] => port2, [2] => user2, [3] => ip2 ), [2] => Array( [0] => serverC [1] => port1, [2] => user3, [3] => ip3 ), [3] => Array( [0] => serverA [1] => port1, [2] => user4, [3] => ip4 ), [4] => Array( [0] => serverB [1] => port4, [2] => user5, [3] => ip5 ), [5] => Array( [0] => serverC [1] => port1, [2] => user6, [3] => ip6 ), [6] => Array( [0] => serverA [1] => port2, [2] => user7, [3] => ip7 ), )

回答 2 投票 0




来自2D数组的组数据通过一个列,并从其他列计算为组的子阵列

我以这样的格式从我的数据库数据中获取: 阵列(12){ [0] => 阵列(4){ [“ id”] => 字符串(1)“ 1” [“ count”] => 字符串(5)“ 78984” [&

回答 1 投票 0

集团通过列2D数组,并从每个组的另一列创建一个子阵列

我有这样的数组。 数组:3 [▼ 0 =>数组:2 [▼ “ id” =>“ 1039” “总计” => 2.3 这是给出的 1 =>数组:2 [▼ “ id” =>“ 1039” ...

回答 2 投票 0

组2D数组数据通过列

我现在所做的是从数据库中检索新消息。我不确定如何继续进行,因为我的一系列未读消息包含发件人ID的元素。我不想循环通过未读消息,然后一次又一次地获取相同的发件人ID,因此一次又一次地从数据库中检索他们的详细信息。

回答 2 投票 0

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