PHP/Data Structure/array slice

array_slice

 
<?php
   $states = array("Alabama", "Alaska", "Arizona");
   $subset = array_slice($states, 4);
   print_r($subset);
?>

Extract a slice of the array

 
<?
$input = array ("a", "b", "c", "d", "e");
$output = array_slice ($input, 2); 
$output = array_slice ($input, 2, -1);
$output = array_slice ($input, -2, 1);
$output = array_slice ($input, 0, 3); 
?>

Extracting a Portion of an Array: array array_slice(array $array, int $offset[, int $length[, bool $preserve]] )

 
<?php 
$languages = array( "French", "German", "Russian", "Chinese"); 
printf("<pre>Original array:\n%s</pre>\n", var_export($languages, TRUE)); 
$slice1 = array_slice($languages, 2, count($languages) - 2); 
printf("<pre>Slice 1:\n%s</pre>\n", var_export($slice1, TRUE)); 
$slice2 = array_slice($languages, 2, count($languages) - 2, TRUE); 
printf("<pre>Slice 2:\n%s</pre>\n", var_export($slice2, TRUE)); 
?>