hphp/test/zend/good/ext/standard/tests/array/asort_variation6.php

   1 <?hh
   2 /* Prototype  : bool asort ( array &$array [, int $asort_flags] )
   3  * Description: Sort an array and maintain index association.
   4                 Elements will be arranged from lowest to highest when this function has completed.
   5  * Source code: ext/standard/array.c
   6 */
   7
   8 /*
   9  * testing asort() by providing different hexa-decimal array for $array argument with following flag values
  10  * flag value as defualt
  11  * SORT_REGULAR - compare items normally
  12  * SORT_NUMERIC - compare items numerically
  13 */
  14 <<__EntryPoint>> function main(): void {
  15 echo "*** Testing asort() : usage variations ***\n";
  16
  17 // an array contains unsorted hexadecimal values
  18 // There are multiple keys which are duplicate and the later should be picked
  19 $unsorted_hex_array = array ( 0x1AB => 0x1AB, 0xFFF => 0xFFF, 0xF => 0xF, 0xFF => 0xFF, 0x2AA => 0x2AA, 0xBB => 0xBB,
  20                               0x1ab => 0x1ab, 0xff => 0xff, -0xff => -0xFF, 0 => 0, -0x2aa => -0x2aa
  21                             );
  22
  23 echo "\n-- Testing asort() by supplying hexadecimal value array, 'flag' value is defualt  --\n";
  24 $temp_array = $unsorted_hex_array;
  25 var_dump(asort(inout $temp_array) ); // expecting : bool(true)
  26 var_dump($temp_array);
  27
  28 echo "\n-- Testing asort() by supplying hexadecimal value array, 'flag' value is SORT_REGULAR  --\n";
  29 $temp_array = $unsorted_hex_array;
  30 var_dump(asort(inout $temp_array, SORT_REGULAR) ); // expecting : bool(true)
  31 var_dump($temp_array);
  32
  33 echo "\n-- Testing asort() by supplying hexadecimal value array, 'flag' value is SORT_NUMERIC  --\n";
  34 $temp_array = $unsorted_hex_array;
  35 var_dump(asort(inout $temp_array, SORT_NUMERIC) ); // expecting : bool(true)
  36 var_dump($temp_array);
  37
  38 echo "Done\n";
  39 }