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<?php function stripNonValidCharaters ($message) { $validGSMKeycodes = [ 0x0040, 0x0394, 0x0020, 0x0030, 0x00a1, 0x0050, 0x00bf, 0x0070, 0x00a3, 0x005f, 0x0021, 0x0031, 0x0041, 0x0051, 0x0061, 0x0071, 0x0024, 0x03a6, 0x0022, 0x0032, 0x0042, 0x0052, 0x0062, 0x0072, 0x00a5, 0x0393, 0x0023, 0x0033, 0x0043, 0x0053, 0x0063, 0x0073, 0x00e8, 0x039b, 0x00a4, 0x0034, 0x0035, 0x0044, 0x0054, 0x0064, 0x0074, 0x00e9, 0x03a9, 0x0025, 0x0045, 0x0045, 0x0055, 0x0065, 0x0075, 0x00f9, 0x03a0, 0x0026, 0x0036, 0x0046, 0x0056, 0x0066, 0x0076, 0x00ec, 0x03a8, 0x0027, 0x0037, 0x0047, 0x0057, 0x0067, 0x0077, 0x00f2, 0x03a3, 0x0028, 0x0038, 0x0048, 0x0058, 0x0068, 0x0078, 0x00c7, 0x0398, 0x0029, 0x0039, 0x0049, 0x0059, 0x0069, 0x0079, 0x000a, 0x039e, 0x002a, 0x003a, 0x004a, 0x005a, 0x006a, 0x007a, 0x00d8, 0x001b, 0x002b, 0x003b, 0x004b, 0x00c4, 0x006b, 0x00e4, 0x00f8, 0x00c6, 0x002c, 0x003c, 0x004c, 0x00d6, 0x006c, 0x00f6, 0x000d, 0x00e6, 0x002d, 0x003d, 0x004d, 0x00d1, 0x006d, 0x00f1, 0x00c5, 0x00df, 0x002e, 0x003e, 0x004e, 0x00dc, 0x006e, 0x00fc, 0x00e5, 0x00c9, 0x002f, 0x003f, 0x004f, 0x00a7, 0x006f, 0x00e0 ]; $count = 0; for($i = 0; $i < strlen($message); $i++) { if(!in_array(ord($message[$i]), $validGSMKeycodes)) { var_dump(ord($message[$i])); $message[$i] = ''; $count++; } } return ['message' => $message, 'replacements' => $count]; } $msg = "Dear Alex Here are some funky characters sdfjsdfj sldfj sd !!?!?>)SD(*ASD09 усский алфавит T"; var_dump(stripNonValidCharaters($msg));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ahV6b
function name:  (null)
number of ops:  8
compiled vars:  !0 = $msg
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   34     0  E >   ASSIGN                                                   !0, 'Dear+Alex+Here+are+some+funky+characters+sdfjsdfj+sldfj+sd+%21%21%3F%21%3F%3E%29SD%28%2AASD09+%D1%83%D1%81%D1%81%D0%BA%D0%B8%D0%B9+%D0%B0%D0%BB%D1%84%D0%B0%D0%B2%D0%B8%D1%82+T'
   36     1        INIT_FCALL                                               'var_dump'
          2        INIT_FCALL                                               'stripnonvalidcharaters'
          3        SEND_VAR                                                 !0
          4        DO_FCALL                                      0  $2      
          5        SEND_VAR                                                 $2
          6        DO_ICALL                                                 
          7      > RETURN                                                   1

Function stripnonvalidcharaters:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 26
Branch analysis from position: 26
2 jumps found. (Code = 44) Position 1 = 29, Position 2 = 5
Branch analysis from position: 29
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 5
2 jumps found. (Code = 43) Position 1 = 15, Position 2 = 25
Branch analysis from position: 15
2 jumps found. (Code = 44) Position 1 = 29, Position 2 = 5
Branch analysis from position: 29
Branch analysis from position: 5
Branch analysis from position: 25
filename:       /in/ahV6b
function name:  stripNonValidCharaters
number of ops:  33
compiled vars:  !0 = $message, !1 = $validGSMKeycodes, !2 = $count, !3 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
    4     1        ASSIGN                                                   !1, <array>
   22     2        ASSIGN                                                   !2, 0
   23     3        ASSIGN                                                   !3, 0
          4      > JMP                                                      ->26
   24     5    >   INIT_FCALL                                               'in_array'
          6        INIT_FCALL                                               'ord'
          7        FETCH_DIM_R                                      ~7      !0, !3
          8        SEND_VAL                                                 ~7
          9        DO_ICALL                                         $8      
         10        SEND_VAR                                                 $8
         11        SEND_VAR                                                 !1
         12        DO_ICALL                                         $9      
         13        BOOL_NOT                                         ~10     $9
         14      > JMPZ                                                     ~10, ->25
   25    15    >   INIT_FCALL                                               'var_dump'
         16        INIT_FCALL                                               'ord'
         17        FETCH_DIM_R                                      ~11     !0, !3
         18        SEND_VAL                                                 ~11
         19        DO_ICALL                                         $12     
         20        SEND_VAR                                                 $12
         21        DO_ICALL                                                 
   26    22        ASSIGN_DIM                                               !0, !3
         23        OP_DATA                                                  ''
   27    24        PRE_INC                                                  !2
   23    25    >   PRE_INC                                                  !3
         26    >   STRLEN                                           ~17     !0
         27        IS_SMALLER                                               !3, ~17
         28      > JMPNZ                                                    ~18, ->5
   31    29    >   INIT_ARRAY                                       ~19     !0, 'message'
         30        ADD_ARRAY_ELEMENT                                ~19     !2, 'replacements'
         31      > RETURN                                                   ~19
   32    32*     > RETURN                                                   null

End of function stripnonvalidcharaters

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
152.65 ms | 1402 KiB | 20 Q