3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 1; $a = function() use ($x) { echo $x; }; $a();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lXZuQ
function name:  (null)
number of ops:  7
compiled vars:  !0 = $x, !1 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 1
    4     1        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FlXZuQ%3A4%240'
          2        BIND_LEXICAL                                             ~3, !0
          3        ASSIGN                                                   !1, ~3
    8     4        INIT_DYNAMIC_CALL                                        !1
          5        DO_FCALL                                      0          
          6      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FlXZuQ%3A4%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lXZuQ
function name:  {closure}
number of ops:  3
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   BIND_STATIC                                              !0
    5     1        ECHO                                                     !0
    6     2      > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FlXZuQ%3A4%240

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
164.18 ms | 1393 KiB | 13 Q