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<?php $a = [ 'a' => 1, 'b' => 2, 'c' => 3, 'd' => 4, 'e' => 5, 'f' => 6, ]; unset($a['b']); $b = [ 'a' => 1, 'c' => 3, 'd' => 4, 'e' => 5, 'f' => 6, ]; srand(1); var_dump(array_rand($a)); srand(1); var_dump(array_rand($b));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/g0uNE
function name:  (null)
number of ops:  22
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        UNSET_DIM                                                !0, 'b'
    6     2        ASSIGN                                                   !1, <array>
    8     3        INIT_FCALL                                               'srand'
          4        SEND_VAL                                                 1
          5        DO_ICALL                                                 
    9     6        INIT_FCALL                                               'var_dump'
          7        INIT_FCALL                                               'array_rand'
          8        SEND_VAR                                                 !0
          9        DO_ICALL                                         $5      
         10        SEND_VAR                                                 $5
         11        DO_ICALL                                                 
   11    12        INIT_FCALL                                               'srand'
         13        SEND_VAL                                                 1
         14        DO_ICALL                                                 
   12    15        INIT_FCALL                                               'var_dump'
         16        INIT_FCALL                                               'array_rand'
         17        SEND_VAR                                                 !1
         18        DO_ICALL                                         $8      
         19        SEND_VAR                                                 $8
         20        DO_ICALL                                                 
         21      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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