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<?php $f=function($a)use(&$f){ if($a==0){ return $f(1); } return 'a'; }; var_dump($f(0));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/1Q8fP
function name:  (null)
number of ops:  10
compiled vars:  !0 = $f
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2F1Q8fP%3A2%240'
          1        BIND_LEXICAL                                             ~1, !0
          2        ASSIGN                                                   !0, ~1
    9     3        INIT_FCALL                                               'var_dump'
          4        INIT_DYNAMIC_CALL                                        !0
          5        SEND_VAL_EX                                              0
          6        DO_FCALL                                      0  $3      
          7        SEND_VAR                                                 $3
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2F1Q8fP%3A2%240:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 4, Position 2 = 8
Branch analysis from position: 4
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/1Q8fP
function name:  {closure}
number of ops:  10
compiled vars:  !0 = $a, !1 = $f
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   RECV                                             !0      
          1        BIND_STATIC                                              !1
    3     2        IS_EQUAL                                                 !0, 0
          3      > JMPZ                                                     ~2, ->8
    4     4    >   INIT_DYNAMIC_CALL                                        !1
          5        SEND_VAL_EX                                              1
          6        DO_FCALL                                      0  $3      
          7      > RETURN                                                   $3
    6     8    > > RETURN                                                   'a'
    7     9*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2F1Q8fP%3A2%240

Generated using Vulcan Logic Dumper, using php 8.0.0


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167.93 ms | 1395 KiB | 15 Q