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<?php function foo() { yield 1; } $a = foo(); var_dump(is_callable($a));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/rknQJ
function name:  (null)
number of ops:  10
compiled vars:  !0 = $a
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    7     0  E >   INIT_FCALL                                                   'foo'
          1        DO_FCALL                                          0  $1      
          2        ASSIGN                                                       !0, $1
    8     3        INIT_FCALL                                                   'var_dump'
          4        INIT_FCALL                                                   'is_callable'
          5        SEND_VAR                                                     !0
          6        DO_ICALL                                             $3      
          7        SEND_VAR                                                     $3
          8        DO_ICALL                                                     
          9      > RETURN                                                       1

Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 161) Position 1 = -2
filename:       /in/rknQJ
function name:  foo
number of ops:  3
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   GENERATOR_CREATE                                             
    4     1        YIELD                                                        1
    5     2      > GENERATOR_RETURN                                             

End of function foo

Generated using Vulcan Logic Dumper, using php 8.5.0


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