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<?php $input = ['1, 2, 3, 4, 5', 'test', 3, '100, a, test']; foreach ($input as $item) { if (is_string($item)) { foreach (explode(',', $item) as $i) { if (is_numeric($i)) { echo trim($i) . PHP_EOL; } } } }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 2, Position 2 = 23
Branch analysis from position: 2
2 jumps found. (Code = 78) Position 1 = 3, Position 2 = 23
Branch analysis from position: 3
2 jumps found. (Code = 43) Position 1 = 5, Position 2 = 22
Branch analysis from position: 5
2 jumps found. (Code = 77) Position 1 = 10, Position 2 = 21
Branch analysis from position: 10
2 jumps found. (Code = 78) Position 1 = 11, Position 2 = 21
Branch analysis from position: 11
2 jumps found. (Code = 43) Position 1 = 15, Position 2 = 20
Branch analysis from position: 15
1 jumps found. (Code = 42) Position 1 = 10
Branch analysis from position: 10
Branch analysis from position: 20
Branch analysis from position: 21
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 21
Branch analysis from position: 22
Branch analysis from position: 23
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 23
filename:       /in/NgsiB
function name:  (null)
number of ops:  25
compiled vars:  !0 = $input, !1 = $item, !2 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1      > FE_RESET_R                                       $4      !0, ->23
          2    > > FE_FETCH_R                                               $4, !1, ->23
    5     3    >   TYPE_CHECK                                   64          !1
          4      > JMPZ                                                     ~5, ->22
    6     5    >   INIT_FCALL                                               'explode'
          6        SEND_VAL                                                 '%2C'
          7        SEND_VAR                                                 !1
          8        DO_ICALL                                         $6      
          9      > FE_RESET_R                                       $7      $6, ->21
         10    > > FE_FETCH_R                                               $7, !2, ->21
    7    11    >   INIT_FCALL                                               'is_numeric'
         12        SEND_VAR                                                 !2
         13        DO_ICALL                                         $8      
         14      > JMPZ                                                     $8, ->20
    8    15    >   INIT_FCALL                                               'trim'
         16        SEND_VAR                                                 !2
         17        DO_ICALL                                         $9      
         18        CONCAT                                           ~10     $9, '%0A'
         19        ECHO                                                     ~10
    6    20    > > JMP                                                      ->10
         21    >   FE_FREE                                                  $7
    4    22    > > JMP                                                      ->2
         23    >   FE_FREE                                                  $4
   12    24      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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137.39 ms | 1001 KiB | 16 Q