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<?php $sample = array('a.col1','a.col2','b.col1','c.col1','c.col2','d.col5'); array_walk($sample, function($v) use (&$r){ $arr = explode('.', $v); $alias = isset($arr[0]) ? $arr[0] : ''; $r[$alias][] = isset($arr[1]) ? $arr[1] : ''; }); extract($r); print_r($a);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/HSHcK
function name:  (null)
number of ops:  14
compiled vars:  !0 = $sample, !1 = $r, !2 = $a
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, <array>
    4     1        INIT_FCALL                                                   'array_walk'
          2        SEND_REF                                                     !0
          3        DECLARE_LAMBDA_FUNCTION                              ~4      [0]
          4        BIND_LEXICAL                                                 ~4, !1
    8     5        SEND_VAL                                                     ~4
    4     6        DO_ICALL                                                     
   10     7        INIT_FCALL                                                   'extract'
          8        SEND_REF                                                     !1
          9        DO_ICALL                                                     
   11    10        INIT_FCALL                                                   'print_r'
         11        SEND_VAR                                                     !2
         12        DO_ICALL                                                     
         13      > RETURN                                                       1


Dynamic Functions:
Dynamic Function 0
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 9, Position 2 = 12
Branch analysis from position: 9
1 jumps found. (Code = 42) Position 1 = 13
Branch analysis from position: 13
2 jumps found. (Code = 43) Position 1 = 16, Position 2 = 19
Branch analysis from position: 16
1 jumps found. (Code = 42) Position 1 = 20
Branch analysis from position: 20
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 19
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 12
2 jumps found. (Code = 43) Position 1 = 16, Position 2 = 19
Branch analysis from position: 16
Branch analysis from position: 19
filename:       /in/HSHcK
function name:  {closure:/in/HSHcK:4}
number of ops:  24
compiled vars:  !0 = $v, !1 = $r, !2 = $arr, !3 = $alias
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    4     0  E >   RECV                                                 !0      
          1        BIND_STATIC                                                  !1
    5     2        INIT_FCALL                                                   'explode'
          3        SEND_VAL                                                     '.'
          4        SEND_VAR                                                     !0
          5        DO_ICALL                                             $4      
          6        ASSIGN                                                       !2, $4
    6     7        ISSET_ISEMPTY_DIM_OBJ                             0          !2, 0
          8      > JMPZ                                                         ~6, ->12
          9    >   FETCH_DIM_R                                          ~7      !2, 0
         10        QM_ASSIGN                                            ~8      ~7
         11      > JMP                                                          ->13
         12    >   QM_ASSIGN                                            ~8      ''
         13    >   ASSIGN                                                       !3, ~8
    7    14        ISSET_ISEMPTY_DIM_OBJ                             0          !2, 1
         15      > JMPZ                                                         ~12, ->19
         16    >   FETCH_DIM_R                                          ~13     !2, 1
         17        QM_ASSIGN                                            ~14     ~13
         18      > JMP                                                          ->20
         19    >   QM_ASSIGN                                            ~14     ''
         20    >   FETCH_DIM_W                                          $10     !1, !3
         21        ASSIGN_DIM                                                   $10
         22        OP_DATA                                                      ~14
    8    23      > RETURN                                                       null

End of Dynamic Function 0

Generated using Vulcan Logic Dumper, using php 8.5.0


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