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<?php function callback($callback) { $callback(); } $msg = "Hello, everyone"; $callback = function () use ($msg) { print "This is a closure use string value, msg is: $msg. <br />/n"; }; $msg = "Hello, everybody"; callback($callback);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pTnhS
function name:  (null)
number of ops:  9
compiled vars:  !0 = $msg, !1 = $callback
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   ASSIGN                                                   !0, 'Hello%2C+everyone'
    8     1        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FpTnhS%3A8%240'
          2        BIND_LEXICAL                                             ~3, !0
          3        ASSIGN                                                   !1, ~3
   11     4        ASSIGN                                                   !0, 'Hello%2C+everybody'
   12     5        INIT_FCALL                                               'callback'
          6        SEND_VAR                                                 !1
          7        DO_FCALL                                      0          
          8      > RETURN                                                   1

Function callback:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pTnhS
function name:  callback
number of ops:  4
compiled vars:  !0 = $callback
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
    4     1        INIT_DYNAMIC_CALL                                        !0
          2        DO_FCALL                                      0          
    5     3      > RETURN                                                   null

End of function callback

Function %00%7Bclosure%7D%2Fin%2FpTnhS%3A8%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pTnhS
function name:  {closure}
number of ops:  6
compiled vars:  !0 = $msg
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   BIND_STATIC                                              !0
    9     1        ROPE_INIT                                     3  ~2      'This+is+a+closure+use+string+value%2C+msg+is%3A+'
          2        ROPE_ADD                                      1  ~2      ~2, !0
          3        ROPE_END                                      2  ~1      ~2, '.+%3Cbr+%2F%3E%2Fn'
          4        ECHO                                                     ~1
   10     5      > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FpTnhS%3A8%240

Generated using Vulcan Logic Dumper, using php 8.0.0


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