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<?php function str2int_mask(string $flags, string $strmask): int { $bitmask = 0; for($i = 0; $i < strlen($strmask); $i++){ if(strpos($flags, $strmask[$i]) === FALSE){ throw new invalidOptionException(); } $bitmask += 2 ** strpos($flags, $strmask[$i]); } return $bitmask; } function int2str_mask(string $flags, int $bitmask): str { $strmask = ''; for($i = 0; $bitmask > 0; $i++){ if($bitmask & 1){ $strmask .= $flags[$i]; } $bitmask = $bitmask >> 1; } return $strmask; } var_dump(str2int_mask('abcd', 'dba'));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Hhi39
function name:  (null)
number of ops:  8
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   32     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'str2int_mask'
          2        SEND_VAL                                                 'abcd'
          3        SEND_VAL                                                 'dba'
          4        DO_FCALL                                      0  $0      
          5        SEND_VAR                                                 $0
          6        DO_ICALL                                                 
          7      > RETURN                                                   1

Function str2int_mask:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 23
Branch analysis from position: 23
2 jumps found. (Code = 44) Position 1 = 26, Position 2 = 5
Branch analysis from position: 26
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 5
2 jumps found. (Code = 43) Position 1 = 12, Position 2 = 15
Branch analysis from position: 12
1 jumps found. (Code = 108) Position 1 = -2
Branch analysis from position: 15
2 jumps found. (Code = 44) Position 1 = 26, Position 2 = 5
Branch analysis from position: 26
Branch analysis from position: 5
filename:       /in/Hhi39
function name:  str2int_mask
number of ops:  30
compiled vars:  !0 = $flags, !1 = $strmask, !2 = $bitmask, !3 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
          1        RECV                                             !1      
    5     2        ASSIGN                                                   !2, 0
    7     3        ASSIGN                                                   !3, 0
          4      > JMP                                                      ->23
    8     5    >   INIT_FCALL                                               'strpos'
          6        SEND_VAR                                                 !0
          7        FETCH_DIM_R                                      ~6      !1, !3
          8        SEND_VAL                                                 ~6
          9        DO_ICALL                                         $7      
         10        TYPE_CHECK                                    4          $7
         11      > JMPZ                                                     ~8, ->15
    9    12    >   NEW                                              $9      'invalidOptionException'
         13        DO_FCALL                                      0          
         14      > THROW                                         0          $9
   11    15    >   INIT_FCALL                                               'strpos'
         16        SEND_VAR                                                 !0
         17        FETCH_DIM_R                                      ~11     !1, !3
         18        SEND_VAL                                                 ~11
         19        DO_ICALL                                         $12     
         20        POW                                              ~13     2, $12
         21        ASSIGN_OP                                     1          !2, ~13
    7    22        PRE_INC                                                  !3
         23    >   STRLEN                                           ~16     !1
         24        IS_SMALLER                                               !3, ~16
         25      > JMPNZ                                                    ~17, ->5
   14    26    >   VERIFY_RETURN_TYPE                                       !2
         27      > RETURN                                                   !2
   15    28*       VERIFY_RETURN_TYPE                                       
         29*     > RETURN                                                   null

End of function str2int_mask

Function int2str_mask:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 12
Branch analysis from position: 12
2 jumps found. (Code = 44) Position 1 = 14, Position 2 = 5
Branch analysis from position: 14
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 5
2 jumps found. (Code = 43) Position 1 = 7, Position 2 = 9
Branch analysis from position: 7
2 jumps found. (Code = 44) Position 1 = 14, Position 2 = 5
Branch analysis from position: 14
Branch analysis from position: 5
Branch analysis from position: 9
filename:       /in/Hhi39
function name:  int2str_mask
number of ops:  18
compiled vars:  !0 = $flags, !1 = $bitmask, !2 = $strmask, !3 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   18     0  E >   RECV                                             !0      
          1        RECV                                             !1      
   20     2        ASSIGN                                                   !2, ''
   22     3        ASSIGN                                                   !3, 0
          4      > JMP                                                      ->12
   23     5    >   BW_AND                                           ~6      !1, 1
          6      > JMPZ                                                     ~6, ->9
   24     7    >   FETCH_DIM_R                                      ~7      !0, !3
          8        ASSIGN_OP                                     8          !2, ~7
   26     9    >   SR                                               ~9      !1, 1
         10        ASSIGN                                                   !1, ~9
   22    11        PRE_INC                                                  !3
         12    >   IS_SMALLER                                               0, !1
         13      > JMPNZ                                                    ~12, ->5
   29    14    >   VERIFY_RETURN_TYPE                                       !2
         15      > RETURN                                                   !2
   30    16*       VERIFY_RETURN_TYPE                                       
         17*     > RETURN                                                   null

End of function int2str_mask

Generated using Vulcan Logic Dumper, using php 8.0.0


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