Php/docs/function.array-chunk
From Get docs
array_chunk
(PHP 4 >= 4.2.0, PHP 5, PHP 7)
array_chunk — Split an array into chunks
Description
array_chunk
( array $array
, int $length
[, bool $preserve_keys = FALSE
] ) : array
Chunks an array into arrays with length elements.
The last chunk may contain less than length elements.
Parameters
array- The array to work on
length- The size of each chunk
preserve_keys- When set to
TRUEkeys will be preserved. Default isFALSEwhich will reindex the chunk numerically
Return Values
Returns a multidimensional numerically indexed array, starting with zero,
with each dimension containing length elements.
Errors/Exceptions
If length is less than 1
E_WARNING will be thrown and NULL returned.
Examples
Example #1 array_chunk() example
<?php$input_array = array('a', 'b', 'c', 'd', 'e');print_r(array_chunk($input_array, 2));print_r(array_chunk($input_array, 2, true));?>
The above example will output:
Array
(
[0] => Array
(
[0] => a
[1] => b
)
[1] => Array
(
[0] => c
[1] => d
)
[2] => Array
(
[0] => e
)
)
Array
(
[0] => Array
(
[0] => a
[1] => b
)
[1] => Array
(
[2] => c
[3] => d
)
[2] => Array
(
[4] => e
)
)
