1--TEST-- 2Test array_change_key_case() function : usage variations - position of internal pointer 3--FILE-- 4<?php 5/* Prototype : array array_change_key_case(array $input [, int $case]) 6 * Description: Retuns an array with all string keys lowercased [or uppercased] 7 * Source code: ext/standard/array.c 8 */ 9 10/* 11 * Check the position of the internal array pointer after calling the function 12 */ 13 14echo "*** Testing array_change_key_case() : usage variations ***\n"; 15 16$input = array ('one' => 'un', 'two' => 'deux', 'three' => 'trois'); 17 18echo "\n-- Call array_change_key_case() --\n"; 19var_dump($result = array_change_key_case($input, CASE_UPPER)); 20 21echo "-- Position of Internal Pointer in Result: --\n"; 22echo key($result) . " => " . current($result) . "\n"; 23echo "\n-- Position of Internal Pointer in Original Array: --\n"; 24echo key($input) . " => " . current ($input) . "\n"; 25 26echo "Done"; 27?> 28 29--EXPECTF-- 30*** Testing array_change_key_case() : usage variations *** 31 32-- Call array_change_key_case() -- 33array(3) { 34 ["ONE"]=> 35 string(2) "un" 36 ["TWO"]=> 37 string(4) "deux" 38 ["THREE"]=> 39 string(5) "trois" 40} 41-- Position of Internal Pointer in Result: -- 42ONE => un 43 44-- Position of Internal Pointer in Original Array: -- 45one => un 46Done