php man page for array_chunk

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)