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<?php $myVar = false; $myAnonFunc = function() use (&$myVar) { $myVar = true; }; $myAnonFunc(); echo '$myVar => ' . ($myVar ? 'TRUE' : 'FALSE') . PHP_EOL; // Expected `$myVar => TRUE` but got `$myVar => FALSE`
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 7, Position 2 = 9
Branch analysis from position: 7
1 jumps found. (Code = 42) Position 1 = 10
Branch analysis from position: 10
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ppeE7
function name:  (null)
number of ops:  14
compiled vars:  !0 = $myVar, !1 = $myAnonFunc
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <false>
    4     1        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FppeE7%3A4%240'
          2        BIND_LEXICAL                                             ~3, !0
          3        ASSIGN                                                   !1, ~3
    7     4        INIT_DYNAMIC_CALL                                        !1
          5        DO_FCALL                                      0          
    8     6      > JMPZ                                                     !0, ->9
          7    >   QM_ASSIGN                                        ~6      'TRUE'
          8      > JMP                                                      ->10
          9    >   QM_ASSIGN                                        ~6      'FALSE'
         10    >   CONCAT                                           ~7      '%24myVar+%3D%3E+', ~6
         11        CONCAT                                           ~8      ~7, '%0A'
         12        ECHO                                                     ~8
    9    13      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FppeE7%3A4%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ppeE7
function name:  {closure}
number of ops:  3
compiled vars:  !0 = $myVar
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   BIND_STATIC                                              !0
    5     1        ASSIGN                                                   !0, <true>
    6     2      > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FppeE7%3A4%240

Generated using Vulcan Logic Dumper, using php 8.0.0


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