1--TEST-- 2Test sort() function : usage variations - sort hexadecimal values 3--FILE-- 4<?php 5/* Prototype : bool sort ( array &$array [, int $sort_flags] ) 6 * Description: This function sorts an array. 7 Elements will be arranged from lowest to highest when this function has completed. 8 * Source code: ext/standard/array.c 9*/ 10 11/* 12 * testing sort() by providing different hexa-decimal array for $array argument with following flag values 13 * flag value as defualt 14 * SORT_REGULAR - compare items normally 15 * SORT_NUMERIC - compare items numerically 16*/ 17 18echo "*** Testing sort() : usage variations ***\n"; 19 20// an array contains unsorted hexadecimal values 21$unsorted_hex_array = array(0x1AB, 0xFFF, 0xF, 0xFF, 0x2AA, 0xBB, 0x1ab, 0xff, -0xFF, 0, -0x2aa); 22 23echo "\n-- Testing sort() by supplying hexadecimal value array, 'flag' value is defualt --\n"; 24$temp_array = $unsorted_hex_array; 25var_dump(sort($temp_array) ); // expecting : bool(true) 26var_dump($temp_array); 27 28echo "\n-- Testing sort() by supplying hexadecimal value array, 'flag' value is SORT_REGULAR --\n"; 29$temp_array = $unsorted_hex_array; 30var_dump(sort($temp_array, SORT_REGULAR) ); // expecting : bool(true) 31var_dump($temp_array); 32 33echo "\n-- Testing sort() by supplying hexadecimal value array, 'flag' value is SORT_NUMERIC --\n"; 34$temp_array = $unsorted_hex_array; 35var_dump(sort($temp_array, SORT_NUMERIC) ); // expecting : bool(true) 36var_dump($temp_array); 37 38echo "Done\n"; 39?> 40--EXPECTF-- 41*** Testing sort() : usage variations *** 42 43-- Testing sort() by supplying hexadecimal value array, 'flag' value is defualt -- 44bool(true) 45array(11) { 46 [0]=> 47 int(-682) 48 [1]=> 49 int(-255) 50 [2]=> 51 int(0) 52 [3]=> 53 int(15) 54 [4]=> 55 int(187) 56 [5]=> 57 int(255) 58 [6]=> 59 int(255) 60 [7]=> 61 int(427) 62 [8]=> 63 int(427) 64 [9]=> 65 int(682) 66 [10]=> 67 int(4095) 68} 69 70-- Testing sort() by supplying hexadecimal value array, 'flag' value is SORT_REGULAR -- 71bool(true) 72array(11) { 73 [0]=> 74 int(-682) 75 [1]=> 76 int(-255) 77 [2]=> 78 int(0) 79 [3]=> 80 int(15) 81 [4]=> 82 int(187) 83 [5]=> 84 int(255) 85 [6]=> 86 int(255) 87 [7]=> 88 int(427) 89 [8]=> 90 int(427) 91 [9]=> 92 int(682) 93 [10]=> 94 int(4095) 95} 96 97-- Testing sort() by supplying hexadecimal value array, 'flag' value is SORT_NUMERIC -- 98bool(true) 99array(11) { 100 [0]=> 101 int(-682) 102 [1]=> 103 int(-255) 104 [2]=> 105 int(0) 106 [3]=> 107 int(15) 108 [4]=> 109 int(187) 110 [5]=> 111 int(255) 112 [6]=> 113 int(255) 114 [7]=> 115 int(427) 116 [8]=> 117 int(427) 118 [9]=> 119 int(682) 120 [10]=> 121 int(4095) 122} 123Done 124