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<?php $value = 'b'; $checkbox_values = ['a' => 'Aaa', 'b' => 'Bbb', 'c' => 'Ccc']; array_walk($checkbox_values, function(&$option_value, $key) use($value) { var_dump($value); $option_value = (int)(strval($key) === $value); }); print_r($checkbox_values);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/KiLHp
function name:  (null)
number of ops:  12
compiled vars:  !0 = $value, !1 = $checkbox_values
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'b'
    4     1        ASSIGN                                                   !1, <array>
    6     2        INIT_FCALL                                               'array_walk'
          3        SEND_REF                                                 !1
          4        DECLARE_LAMBDA_FUNCTION                          ~4      [0]
          5        BIND_LEXICAL                                             ~4, !0
    9     6        SEND_VAL                                                 ~4
    6     7        DO_ICALL                                                 
   11     8        INIT_FCALL                                               'print_r'
          9        SEND_VAR                                                 !1
         10        DO_ICALL                                                 
         11      > RETURN                                                   1


Dynamic Functions:
Dynamic Function 0
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/KiLHp
function name:  {closure}
number of ops:  11
compiled vars:  !0 = $option_value, !1 = $key, !2 = $value
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   RECV                                             !0      
          1        RECV                                             !1      
          2        BIND_STATIC                                              !2
    7     3        INIT_FCALL                                               'var_dump'
          4        SEND_VAR                                                 !2
          5        DO_ICALL                                                 
    8     6        CAST                                          6  ~4      !1
          7        IS_IDENTICAL                                     ~5      !2, ~4
          8        CAST                                          4  ~6      ~5
          9        ASSIGN                                                   !0, ~6
    9    10      > RETURN                                                   null

End of Dynamic Function 0

Generated using Vulcan Logic Dumper, using php 8.0.0


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