3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = "New"; $closure = (function($bar) use ($foo) { echo "$foo $bar"; })("York");
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/VqOFK
function name:  (null)
number of ops:  8
compiled vars:  !0 = $foo, !1 = $closure
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'New'
    4     1        DECLARE_LAMBDA_FUNCTION                          ~3      [0]
          2        BIND_LEXICAL                                             ~3, !0
    6     3        INIT_DYNAMIC_CALL                                        ~3
          4        SEND_VAL_EX                                              'York'
          5        DO_FCALL                                      0  $4      
    4     6        ASSIGN                                                   !1, $4
    6     7      > RETURN                                                   1


Dynamic Functions:
Dynamic Function 0
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/VqOFK
function name:  {closure}
number of ops:  7
compiled vars:  !0 = $bar, !1 = $foo
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   RECV                                             !0      
          1        BIND_STATIC                                              !1
    5     2        ROPE_INIT                                     3  ~3      !1
          3        ROPE_ADD                                      1  ~3      ~3, '+'
          4        ROPE_END                                      2  ~2      ~3, !0
          5        ECHO                                                     ~2
    6     6      > RETURN                                                   null

End of Dynamic Function 0

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
141 ms | 1448 KiB | 13 Q