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<?php $test = [ ['id' => 13, 'pets' => 8], ['id' => 15, 'pets' => 8], ['id' => 16, 'pets' => 10], ['id' => 17, 'pets' => 9], ['id' => 18, 'pets' => 10], ['id' => 19, 'pets' => 10], ['id' => 20, 'pets' => 0], ['id' => 21, 'pets' => 8], ['id' => 22, 'pets' => 9], ['id' => 23, 'pets' => 4], ['id' => 24, 'pets' => 0], ['id' => 40, 'pets' => 8], ['id' => 43, 'pets' => 2], ]; echo implode( ',', array_column( array_intersect_key( $test, array_flip(array_rand($test, 5)) ), 'id' ) );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/7mSFX
function name:  (null)
number of ops:  22
compiled vars:  !0 = $test
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
   19     1        INIT_FCALL                                               'implode'
   20     2        SEND_VAL                                                 '%2C'
   21     3        INIT_FCALL                                               'array_column'
   22     4        INIT_FCALL                                               'array_intersect_key'
   23     5        SEND_VAR                                                 !0
   24     6        INIT_FCALL                                               'array_flip'
          7        INIT_FCALL                                               'array_rand'
          8        SEND_VAR                                                 !0
          9        SEND_VAL                                                 5
         10        DO_ICALL                                         $2      
         11        SEND_VAR                                                 $2
         12        DO_ICALL                                         $3      
         13        SEND_VAR                                                 $3
   22    14        DO_ICALL                                         $4      
   24    15        SEND_VAR                                                 $4
   26    16        SEND_VAL                                                 'id'
   21    17        DO_ICALL                                         $5      
   26    18        SEND_VAR                                                 $5
   19    19        DO_ICALL                                         $6      
   26    20        ECHO                                                     $6
   28    21      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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