[英]php Get all values from multidimensional associative array
how can i get all values from multidimensional associative array I dont want to use print_r want to control my array put all the value in normal array with unique values my array is look like this 我如何从多维关联数组中获取所有值我不想使用print_r想要控制我的数组,将所有值放入具有唯一值的普通数组中,我的数组看起来像这样
array (size=10)
0 =>
array (size=3)
0 =>
array (size=1)
'Campaign' => string 'DEMO' (length=4)
1 =>
array (size=1)
'Campaign' => string 'Home_Sec' (length=8)
2 =>
array (size=1)
'Campaign' => string '' (length=0)
1 =>
array (size=0)
empty
2 =>
array (size=0)
empty
3 =>
array (size=1)
0 =>
array (size=1)
'Campaign' => string 'Back_Brace' (length=10)
4 =>
array (size=2)
0 =>
array (size=1)
'Campaign' => string 'Home_Sec' (length=8)
1 =>
array (size=1)
'Campaign' => string '' (length=0)
5 =>
array (size=1)
0 =>
array (size=1)
'Campaign' => string 'home_Sec_2' (length=10)
6 =>
array (size=1)
0 =>
array (size=1)
'Campaign' => string 'Burial_Ins' (length=10)
7 =>
array (size=0)
empty
8 =>
array (size=0)
empty
9 =>
array (size=0)
empty
I dont want to use print_r want to control my array put all the value in normal array with unique values 我不想使用print_r想要控制我的数组将所有值放入具有唯一值的普通数组中
You can use array_walk 您可以使用array_walk
$array = array(...); //your values here
function output($item, $key) {
echo $key . ' =>' . $item;
}
array_walk($array, 'output');
array_walk
is an option, but here's another option if you want to try something a bit more coded by yourself, solving this problem recursively array_walk
是一个选项,但是如果您想尝试一些自己编写的代码,则可以使用另一个选项,以递归方式解决此问题
This will flatten any n-max level array into a single array that contains all the values of all the sub arrays (including the initial array itself) 这会将所有 n-max级数组展平为一个包含所有子数组(包括初始数组本身)的所有值的数组
<?php
$array = array(
1 => array(1, 2, 3, 4 => array(
1, 2, 3, 4
)),
4, 5);
function recurse_values($array) {
if (is_array($array)) {
$output_array = array();
foreach ($array as $key=>$val) {
$primitive_output = recurse_values($val);
if (is_array($primitive_output)) {
$output_array = array_merge($output_array, $primitive_output);
}
else {
array_push($output_array, $primitive_output);
}
}
return $output_array;
}
else {
return $array;
}
}
print_r(recurse_values($array));
?>
If you need unique values, at the end you can add a array_unique to do this. 如果需要唯一值,最后可以添加array_unique来执行此操作。
Are you asking how you can "flatten" this multi-dimensional array into a one dimension? 您是否在问如何将这个多维数组“扁平化”为一个维? Possible solutions to similar problems... How to Flatten a Multidimensional Array?
类似问题的可能解决方案... 如何展平多维数组?
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