This article mainly introduces PHP to get the specified value of the multi-dimensional array in which column of the array. It has a certain reference value. Now I share it with you. Friends in need can refer to it.
Mainly used:
<?php
$user = array(
0 => array(
'id' => 1,
'name' => '张三',
'email' => 'zhangsan@qq.com',
),
1 => array(
'id' => 3,
'name' => '李四',
'email' => 'lisi@qq.com',
),
2 => array(
'id' => 5,
'name' => '王五',
'email' => 'wangwu@qq.com',
)
);
print_r(array_column($user,'id'));
?>print_r will output the following fields
Array
(
[0] => 1
[1] => 3
[2] => 5
)
Then get the position of the corresponding value according to the array_search function
For detailed function introduction, you can view the manual or the corresponding article
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