1--TEST-- 2Test array_multisort() function : usage variation 3--FILE-- 4<?php 5/* Prototype : bool array_multisort(array ar1 [, SORT_ASC|SORT_DESC [, SORT_REGULAR|SORT_NUMERIC|SORT_STRING|SORT_NATURAL|SORT_FLAG_CASE]] [, array ar2 [, SORT_ASC|SORT_DESC [, SORT_REGULAR|SORT_NUMERIC|SORT_STRING|SORT_NATURAL|SORT_FLAG_CASE]], ...]) 6 * Description: Sort multiple arrays at once similar to how ORDER BY clause works in SQL 7 * Source code: ext/standard/array.c 8 * Alias to functions: 9 */ 10 11echo "*** Testing array_multisort() : usage variation ***\n"; 12 13// Define error handler 14function test_error_handler($err_no, $err_msg, $filename, $linenum, $vars) { 15 if (error_reporting() != 0) { 16 // report non-silenced errors 17 echo "Error: $err_no - $err_msg, $filename($linenum)\n"; 18 } 19} 20set_error_handler('test_error_handler'); 21 22// Initialise function arguments not being substituted (if any) 23$ar1 = array(1, 2); 24 25//get an unset variable 26$unset_var = 10; 27unset ($unset_var); 28 29// define some classes 30class classWithToString 31{ 32 public function __toString() { 33 return "Class A object"; 34 } 35} 36 37class classWithoutToString 38{ 39} 40 41// heredoc string 42$heredoc = <<<EOT 43hello world 44EOT; 45 46// add arrays 47$index_array = array (1, 2, 3); 48$assoc_array = array ('one' => 1, 'two' => 2); 49 50//array of values to iterate over 51$inputs = array( 52 53 // int data 54 'int 0' => 0, 55 'int 1' => 1, 56 'int 12345' => 12345, 57 'int -12345' => -2345, 58 59 // float data 60 'float 10.5' => 10.5, 61 'float -10.5' => -10.5, 62 'float 12.3456789000e10' => 12.3456789000e10, 63 'float -12.3456789000e10' => -12.3456789000e10, 64 'float .5' => .5, 65 66 // null data 67 'uppercase NULL' => NULL, 68 'lowercase null' => null, 69 70 // boolean data 71 'lowercase true' => true, 72 'lowercase false' =>false, 73 'uppercase TRUE' =>TRUE, 74 'uppercase FALSE' =>FALSE, 75 76 // empty data 77 'empty string DQ' => "", 78 'empty string SQ' => '', 79 80 // string data 81 'string DQ' => "string", 82 'string SQ' => 'string', 83 'mixed case string' => "sTrInG", 84 'heredoc' => $heredoc, 85 86 // object data 87 'instance of classWithToString' => new classWithToString(), 88 'instance of classWithoutToString' => new classWithoutToString(), 89 90 // undefined data 91 'undefined var' => @$undefined_var, 92 93 // unset data 94 'unset var' => @$unset_var, 95); 96 97// loop through each element of the array for ar2 98 99foreach($inputs as $key =>$value) { 100 echo "\n--$key--\n"; 101 var_dump( array_multisort($ar1, SORT_REGULAR, $value) ); 102}; 103 104?> 105===DONE=== 106--EXPECTF-- 107*** Testing array_multisort() : usage variation *** 108 109--int 0-- 110Error: 2 - array_multisort(): Argument #3 is expected to be an array or sorting flag that has not already been specified, %sarray_multisort_variation3.php(%d) 111bool(false) 112 113--int 1-- 114Error: 2 - array_multisort(): Argument #3 is expected to be an array or sorting flag that has not already been specified, %sarray_multisort_variation3.php(%d) 115bool(false) 116 117--int 12345-- 118Error: 2 - array_multisort(): Argument #3 is an unknown sort flag, %sarray_multisort_variation3.php(%d) 119bool(false) 120 121--int -12345-- 122Error: 2 - array_multisort(): Argument #3 is an unknown sort flag, %sarray_multisort_variation3.php(%d) 123bool(false) 124 125--float 10.5-- 126Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 127bool(false) 128 129--float -10.5-- 130Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 131bool(false) 132 133--float 12.3456789000e10-- 134Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 135bool(false) 136 137--float -12.3456789000e10-- 138Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 139bool(false) 140 141--float .5-- 142Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 143bool(false) 144 145--uppercase NULL-- 146Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 147bool(false) 148 149--lowercase null-- 150Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 151bool(false) 152 153--lowercase true-- 154Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 155bool(false) 156 157--lowercase false-- 158Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 159bool(false) 160 161--uppercase TRUE-- 162Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 163bool(false) 164 165--uppercase FALSE-- 166Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 167bool(false) 168 169--empty string DQ-- 170Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 171bool(false) 172 173--empty string SQ-- 174Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 175bool(false) 176 177--string DQ-- 178Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 179bool(false) 180 181--string SQ-- 182Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 183bool(false) 184 185--mixed case string-- 186Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 187bool(false) 188 189--heredoc-- 190Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 191bool(false) 192 193--instance of classWithToString-- 194Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 195bool(false) 196 197--instance of classWithoutToString-- 198Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 199bool(false) 200 201--undefined var-- 202Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 203bool(false) 204 205--unset var-- 206Error: 2 - array_multisort(): Argument #3 is expected to be an array or a sort flag, %sarray_multisort_variation3.php(%d) 207bool(false) 208===DONE=== 209