hphp/test/zend/good/ext/standard/tests/array/array_multisort_variation7.php

   1 <?hh
   2 /* 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]], ...])
   3  * Description: Sort multiple arrays at once similar to how ORDER BY clause works in SQL
   4  * Source code: ext/standard/array.c
   5  * Alias to functions:
   6  */
   7
   8 // define some classes
   9 class classWithToString {
  10     public function __toString() {
  11         return "Class A object";
  12     }
  13 }
  14
  15 class classWithoutToString { }
  16 <<__EntryPoint>> function main(): void {
  17 echo "*** Testing array_multisort() : usage variation  - test sort order of all types***\n";
  18
  19 $inputs = array(
  20       'int 0' => 0,
  21       'float -10.5' => -10.5,
  22       array(),
  23       'uppercase NULL' => NULL,
  24       'lowercase true' => true,
  25       'empty string DQ' => "",
  26       'string DQ' => "string",
  27       'instance of classWithToString' => new classWithToString(),
  28       'instance of classWithoutToString' => new classWithoutToString(),
  29       'undefined var' => @$undefined_var,
  30 );
  31
  32 var_dump(array_multisort1(&$inputs));
  33 var_dump($inputs);
  34
  35 echo "===DONE===\n";
  36 }