PHP Array column() Function
Last Updated : 17 Mar 2025
It is an inbuilt function in PHP. The array_column() function is used to return the values from a single column in the input array. This function is introduced in PHP 5.5.
Syntax
| Parameter | Description | Is compulsory |
|---|---|---|
| array | Specifies the multi-dimensional array to use | compulsory |
| Column_key | This parameter may be an integer or a string key name of the column of values to return. It may also be NULL to return complete arrays (useful together with index_key to re-index the array) | compulsory |
| index_key | This parameter may be an integer key or a string key name of the column. It is used to provide the index/keys for the returned array | optional |
Example 1
Output:
Array( [0] => sid [1] => sonoo )
Example 2
Output:
Array ( [0] => c [1] => java [2] => php )
Example 3
Output:
Array ( [11] => c [12] => php [13] => java )
Example 4
Output:
Array ( [0] => Cricket [1] => Football [2] => Chess )
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