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<?php $arr = [ ['email' => 'a'], ['email' => 'b'], ['email' => 'c'] ]; var_dump(array_reduce($arr, function($str, $item) { return $str.', ' . $item['email']; }));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/CEJQt
function name:  (null)
number of ops:  10
compiled vars:  !0 = $arr
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    9     1        INIT_FCALL                                               'var_dump'
          2        INIT_FCALL                                               'array_reduce'
          3        SEND_VAR                                                 !0
          4        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FCEJQt%3A9%240'
          5        SEND_VAL                                                 ~2
          6        DO_ICALL                                         $3      
          7        SEND_VAR                                                 $3
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FCEJQt%3A9%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/CEJQt
function name:  {closure}
number of ops:  7
compiled vars:  !0 = $str, !1 = $item
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
          0  E >   RECV                                             !0      
          1        RECV                                             !1      
          2        CONCAT                                           ~2      !0, '%2C+'
          3        FETCH_DIM_R                                      ~3      !1, 'email'
          4        CONCAT                                           ~4      ~2, ~3
          5      > RETURN                                                   ~4
          6*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FCEJQt%3A9%240

Generated using Vulcan Logic Dumper, using php 8.0.0


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