ARRAY_CHUNK(3) 1 ARRAY_CHUNK(3)
array_chunk - Split an array into chunks
SYNOPSIS
array array_chunk (array $array, int $size, [bool $preserve_keys = false])
DESCRIPTION
Chunks an array into arrays with $size elements. The last chunk may contain less than $size elements.
PARAMETERS
o $array
- The array to work on
o $size
- The size of each chunk
o $preserve_keys
- When set to TRUE keys will be preserved. Default is FALSE which will reindex the chunk numerically
RETURN VALUES
Returns a multidimensional numerically indexed array, starting with zero, with each dimension containing $size elements.
ERRORS
/EXCEPTIONS
If $size is less than 1 E_WARNING will be thrown and NULL returned.
EXAMPLES
Example #1
array_chunk(3) 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
)
)
SEE ALSO
array_slice(3).
PHP Documentation Group ARRAY_CHUNK(3)
