how to get parent array index from multidimensional array in php - php

Question

I have an array $arr.
when I print this it shows the results as follows.
Array
(
[0] => Array
(
[name] => homeandgarden-Control Type
[1] => Array
(
[0] => product
)
)
[1] => Array
(
[name] => homeandgarden-Depth
[1] => Array
(
[0] => product
)
)
[2] => Array
(
[name] => homeandgarden-Height
[1] => Array
(
[0] => product
)
)
[3] => Array
(
[name] => homeandgarden-Load Type
[1] => Array
(
[0] => product
)
)
[4] => Array
(
[name] => homeandgarden-Machine Type
[1] => Array
(
[0] => product
)
)
[5] => Array
(
[name] => homeandgarden-Type
[1] => Array
(
[0] => product
)
)
[6] => Array
(
[name] => homeandgarden-Width
[1] => Array
(
[0] => product
)
)
[7] => Array
(
[name] => computer & ele
[label] =>
[singular_label] =>
[hierarchical] => 1
[show_ui] => 1
[query_var] => 1
[rewrite] => 1
[rewrite_slug] =>
[0] => Array
(
[search_items] =>
[popular_items] =>
[all_items] =>
[parent_item] =>
[parent_item_colon] =>
[edit_item] =>
[update_item] =>
[add_new_item] =>
[new_item_name] =>
[separate_items_with_commas] =>
[add_or_remove_items] =>
[choose_from_most_used] =>
)
[1] => Array
(
[0] => product
)
)
[8] => Array
(
[name] => computer
[label] =>
[singular_label] =>
[hierarchical] => 1
[show_ui] => 1
[query_var] => 1
[rewrite] => 1
[rewrite_slug] =>
[0] => Array
(
[search_items] =>
[popular_items] =>
[all_items] =>
[parent_item] =>
[parent_item_colon] =>
[edit_item] =>
[update_item] =>
[add_new_item] =>
[new_item_name] =>
[separate_items_with_commas] =>
[add_or_remove_items] =>
[choose_from_most_used] =>
)
[1] => Array
(
[0] => product
)
)
[9] => Array
(
[name] => homeandgardenairconditioner-Type
[label] =>
[singular_label] =>
[hierarchical] => 1
[show_ui] => 1
[query_var] => 1
[rewrite] => 1
[rewrite_slug] =>
[0] => Array
(
[search_items] =>
[popular_items] =>
[all_items] =>
[parent_item] =>
[parent_item_colon] =>
[edit_item] =>
[update_item] =>
[add_new_item] =>
[new_item_name] =>
[separate_items_with_commas] =>
[add_or_remove_items] =>
[choose_from_most_used] =>
)
[1] => Array
(
[0] => product
)
)
[10] => Array
(
[name] => homeandgardendishwasher-Control Type
[label] =>
[singular_label] =>
[hierarchical] => 1
[show_ui] => 1
[query_var] => 1
[rewrite] => 1
[rewrite_slug] =>
[0] => Array
(
[search_items] =>
[popular_items] =>
[all_items] =>
[parent_item] =>
[parent_item_colon] =>
[edit_item] =>
[update_item] =>
[add_new_item] =>
[new_item_name] =>
[separate_items_with_commas] =>
[add_or_remove_items] =>
[choose_from_most_used] =>
)
[1] => Array
(
[0] => product
)
)
)
and I have a variable $categ.For example $categ = "homeandgardenairconditioner-Type"
then I want to know the index of the parent array whose "name" is "homeandgardenairconditioner-Type"
i.e --- o/p should be 9
how to get this index. Please help me
Thanks

Answer 1

I think you are looking for this:
function getIndex($name, $array){
foreach($array as $key => $value){
if(is_array($value) && $value['name'] == $name)
return $key;
}
return null;
}