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<?php $test = [ 'Hello 123', 'walala7', 'HoHo HoHo', 'FOO bar' ]; var_dump(array_map(function($item) { return str_replace(' ', '_', strtolower($item)); } , $test));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ILK8h
function name:  (null)
number of ops:  10
compiled vars:  !0 = $test
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
   10     1        INIT_FCALL                                               'var_dump'
          2        INIT_FCALL                                               'array_map'
          3        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FILK8h%3A10%240'
          4        SEND_VAL                                                 ~2
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                         $3      
          7        SEND_VAR                                                 $3
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FILK8h%3A10%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ILK8h
function name:  {closure}
number of ops:  11
compiled vars:  !0 = $item
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
          0  E >   RECV                                             !0      
          1        INIT_FCALL                                               'str_replace'
          2        SEND_VAL                                                 '+'
          3        SEND_VAL                                                 '_'
          4        INIT_FCALL                                               'strtolower'
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                         $1      
          7        SEND_VAR                                                 $1
          8        DO_ICALL                                         $2      
          9      > RETURN                                                   $2
         10*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FILK8h%3A10%240

Generated using Vulcan Logic Dumper, using php 8.0.0


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