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