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

Generated using Vulcan Logic Dumper, using php 8.0.0


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