Help with manipulating Array in Perl


 
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Old 08-12-2011
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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)