hphp/test/zend/good/ext/standard/tests/array/sort_variation8.php

   1 <?hh
   2 /* Prototype  : bool sort ( array &$array [, int $sort_flags] )
   3  * Description: This function sorts an array.
   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 sort() by providing arrays contains sub arrays for $array argument with flowing flag values
  10  * flag value as defualt
  11  * SORT_REGULAR - compare items normally
  12 */
  13 <<__EntryPoint>> function main(): void {
  14 echo "*** Testing sort() : usage variations ***\n";
  15
  16 // array of arrays
  17 $various_arrays = array (
  18   // null array
  19   array(),
  20
  21   // array contains null sub array
  22   array( array() ),
  23
  24   // array of arrays along with some values
  25   array(44, 11, array(64, 61) ),
  26
  27   // array containing sub arrays
  28   array(array(33, -5, 6), array(11), array(22, -55), array() )
  29 );
  30
  31
  32 $count = 1;
  33 echo "\n-- Testing sort() by supplying various arrays containing sub arrays --\n";
  34
  35 // loop through to test sort() with different arrays
  36 foreach ($various_arrays as $array) {
  37
  38   echo "\n-- Iteration $count --\n";
  39   // testing sort() function by supplying different arrays, flag value is defualt
  40   echo "- With Defualt sort flag -\n";
  41   $temp_array = $array;
  42   var_dump(sort(inout $temp_array) );
  43   var_dump($temp_array);
  44
  45   // testing sort() function by supplying different arrays, flag value = SORT_REGULAR
  46   echo "- Sort flag = SORT_REGULAR -\n";
  47   $temp_array = $array;
  48   var_dump(sort(inout $temp_array, SORT_REGULAR) );
  49   var_dump($temp_array);
  50   $count++;
  51 }
  52
  53 echo "Done\n";
  54 }