3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "Hello"; $b = function() { echo ",world"; }; $arr = [$a,$b]; array_walk($arr, function($v) { echo $v; });
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/emBE7
function name:  (null)
number of ops:  12
compiled vars:  !0 = $a, !1 = $b, !2 = $arr
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   ASSIGN                                                   !0, 'Hello'
    5     1        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FemBE7%3A5%240'
          2        ASSIGN                                                   !1, ~4
    7     3        INIT_ARRAY                                       ~6      !0
          4        ADD_ARRAY_ELEMENT                                ~6      !1
          5        ASSIGN                                                   !2, ~6
    9     6        INIT_FCALL                                               'array_walk'
          7        SEND_REF                                                 !2
          8        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FemBE7%3A9%241'
   11     9        SEND_VAL                                                 ~8
         10        DO_ICALL                                                 
         11      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FemBE7%3A5%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/emBE7
function name:  {closure}
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   ECHO                                                     '%2Cworld'
          1      > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FemBE7%3A5%240

Function %00%7Bclosure%7D%2Fin%2FemBE7%3A9%241:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/emBE7
function name:  {closure}
number of ops:  3
compiled vars:  !0 = $v
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   RECV                                             !0      
   10     1        ECHO                                                     !0
   11     2      > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FemBE7%3A9%241

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
166.51 ms | 1395 KiB | 15 Q