3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(1,2,3,4,5,6); array_walk($array, function($i){ return $i * $i; }); var_dump($array);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/qtj8a
function name:  (null)
number of ops:  10
compiled vars:  !0 = $array
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1        INIT_FCALL                                               'array_walk'
          2        SEND_REF                                                 !0
          3        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2Fqtj8a%3A5%240'
          4        SEND_VAL                                                 ~2
          5        DO_ICALL                                                 
    6     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !0
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2Fqtj8a%3A5%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/qtj8a
function name:  {closure}
number of ops:  4
compiled vars:  !0 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   RECV                                             !0      
          1        MUL                                              ~1      !0, !0
          2      > RETURN                                                   ~1
          3*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2Fqtj8a%3A5%240

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
158.49 ms | 1394 KiB | 17 Q