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$ar1 = array(1, 2); 24$ar2 = array(1, 2); 25 26//get an unset variable 27$unset_var = 10; 28unset ($unset_var); 29 30// define some classes 31class classWithToString 32{ 33 public function __toString() { 34 return "Class A object"; 35 } 36} 37 38class classWithoutToString 39{ 40} 41 42// heredoc string 43$heredoc = <<<EOT 44hello world 45EOT; 46 47// add arrays 48$index_array = array (1, 2, 3); 49$assoc_array = array ('one' => 1, 'two' => 2); 50 51//array of values to iterate over 52$inputs = array( 53 54 // int data 55 'int 0' => 0, 56 'int 1' => 1, 57 'int 12345' => 12345, 58 'int -12345' => -2345, 59 60 // float data 61 'float 10.5' => 10.5, 62 'float -10.5' => -10.5, 63 'float 12.3456789000e10' => 12.3456789000e10, 64 'float -12.3456789000e10' => -12.3456789000e10, 65 'float .5' => .5, 66 67 // array data 68 'empty array' => array(), 69 'int indexed array' => $index_array, 70 'associative array' => $assoc_array, 71 'nested arrays' => array('foo', $index_array, $assoc_array), 72 73 // null data 74 'uppercase NULL' => NULL, 75 'lowercase null' => null, 76 77 // boolean data 78 'lowercase true' => true, 79 'lowercase false' =>false, 80 'uppercase TRUE' =>TRUE, 81 'uppercase FALSE' =>FALSE, 82 83 // empty data 84 'empty string DQ' => "", 85 'empty string SQ' => '', 86 87 // string data 88 'string DQ' => "string", 89 'string SQ' => 'string', 90 'mixed case string' => "sTrInG", 91 'heredoc' => $heredoc, 92 93 // object data 94 'instance of classWithToString' => new classWithToString(), 95 'instance of classWithoutToString' => new classWithoutToString(), 96 97 // undefined data 98 'undefined var' => @$undefined_var, 99 100 // unset data 101 'unset var' => @$unset_var, 102); 103 104// loop through each element of the array for SORT_REGULAR|SORT_NUMERIC|SORT_STRING|SORT_NATURAL|SORT_FLAG_CASE]] 105 106foreach($inputs as $key =>$value) { 107 echo "\n--$key--\n"; 108 var_dump( array_multisort($ar1, $value) ); 109}; 110 111?> 112===DONE=== 113--EXPECTF-- 114*** Testing array_multisort() : usage variation *** 115 116--int 0-- 117bool(true) 118 119--int 1-- 120bool(true) 121 122--int 12345-- 123Error: 2 - array_multisort(): Argument #2 is an unknown sort flag, %sarray_multisort_variation2.php(%d) 124bool(false) 125 126--int -12345-- 127Error: 2 - array_multisort(): Argument #2 is an unknown sort flag, %sarray_multisort_variation2.php(%d) 128bool(false) 129 130--float 10.5-- 131Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 132bool(false) 133 134--float -10.5-- 135Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 136bool(false) 137 138--float 12.3456789000e10-- 139Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 140bool(false) 141 142--float -12.3456789000e10-- 143Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 144bool(false) 145 146--float .5-- 147Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 148bool(false) 149 150--empty array-- 151Error: 2 - array_multisort(): Array sizes are inconsistent, %sarray_multisort_variation2.php(%d) 152bool(false) 153 154--int indexed array-- 155Error: 2 - array_multisort(): Array sizes are inconsistent, %sarray_multisort_variation2.php(%d) 156bool(false) 157 158--associative array-- 159bool(true) 160 161--nested arrays-- 162Error: 2 - array_multisort(): Array sizes are inconsistent, %sarray_multisort_variation2.php(%d) 163bool(false) 164 165--uppercase NULL-- 166Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 167bool(false) 168 169--lowercase null-- 170Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 171bool(false) 172 173--lowercase true-- 174Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 175bool(false) 176 177--lowercase false-- 178Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 179bool(false) 180 181--uppercase TRUE-- 182Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 183bool(false) 184 185--uppercase FALSE-- 186Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 187bool(false) 188 189--empty string DQ-- 190Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 191bool(false) 192 193--empty string SQ-- 194Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 195bool(false) 196 197--string DQ-- 198Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 199bool(false) 200 201--string SQ-- 202Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 203bool(false) 204 205--mixed case string-- 206Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 207bool(false) 208 209--heredoc-- 210Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 211bool(false) 212 213--instance of classWithToString-- 214Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 215bool(false) 216 217--instance of classWithoutToString-- 218Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 219bool(false) 220 221--undefined var-- 222Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 223bool(false) 224 225--unset var-- 226Error: 2 - array_multisort(): Argument #2 is expected to be an array or a sort flag, %sarray_multisort_variation2.php(%d) 227bool(false) 228===DONE=== 229