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<?php $array = [ 'a' => 2, 'z' => 2, 'd' => 1 ]; $allowlist = ['a', 'd']; uksort( $array, static function($a, $b) use ($array, $allowlist) { if($array[$a] === $array[$b]) { return in_array($a, $allowlist) ? -1 : 1; } return $array[$b] <=> $array[$a]; } ); var_dump($array);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/toZIt
function name:  (null)
number of ops:  13
compiled vars:  !0 = $array, !1 = $allowlist
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, <array>
    8     1        ASSIGN                                                       !1, <array>
   10     2        INIT_FCALL                                                   'uksort'
   11     3        SEND_REF                                                     !0
   12     4        DECLARE_LAMBDA_FUNCTION                              ~4      [0]
          5        BIND_LEXICAL                                                 ~4, !0
          6        BIND_LEXICAL                                                 ~4, !1
   17     7        SEND_VAL                                                     ~4
   10     8        DO_ICALL                                                     
   20     9        INIT_FCALL                                                   'var_dump'
         10        SEND_VAR                                                     !0
         11        DO_ICALL                                                     
         12      > RETURN                                                       1


Dynamic Functions:
Dynamic Function 0
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 8, Position 2 = 14
Branch analysis from position: 8
2 jumps found. (Code = 43) Position 1 = 10, Position 2 = 12
Branch analysis from position: 10
1 jumps found. (Code = 42) Position 1 = 13
Branch analysis from position: 13
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 12
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 14
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/toZIt
function name:  {closure:/in/toZIt:12}
number of ops:  19
compiled vars:  !0 = $a, !1 = $b, !2 = $array, !3 = $allowlist
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   12     0  E >   RECV                                                 !0      
          1        RECV                                                 !1      
          2        BIND_STATIC                                                  !2
          3        BIND_STATIC                                                  !3
   13     4        FETCH_DIM_R                                          ~4      !2, !0
          5        FETCH_DIM_R                                          ~5      !2, !1
          6        IS_IDENTICAL                                                 ~4, ~5
          7      > JMPZ                                                         ~6, ->14
   14     8    >   FRAMELESS_ICALL_2                in_array            ~7      !0, !3
          9      > JMPZ                                                         ~7, ->12
         10    >   QM_ASSIGN                                            ~8      -1
         11      > JMP                                                          ->13
         12    >   QM_ASSIGN                                            ~8      1
         13    > > RETURN                                                       ~8
   16    14    >   FETCH_DIM_R                                          ~9      !2, !1
         15        FETCH_DIM_R                                          ~10     !2, !0
         16        SPACESHIP                                            ~11     ~9, ~10
         17      > RETURN                                                       ~11
   17    18*     > RETURN                                                       null

End of Dynamic Function 0

Generated using Vulcan Logic Dumper, using php 8.5.0


preferences:
159.71 ms | 2006 KiB | 15 Q