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<?php function foo(bool $b) { return $b; } var_dump(foo('0')); var_dump('foo' == (bool) 'foo');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/JFuOl
function name:  (null)
number of ops:  12
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'foo'
          2        SEND_VAL                                                 '0'
          3        DO_FCALL                                      0  $0      
          4        SEND_VAR                                                 $0
          5        DO_ICALL                                                 
    8     6        INIT_FCALL                                               'var_dump'
          7        BOOL                                             ~2      'foo'
          8        IS_EQUAL                                         ~3      ~2, 'foo'
          9        SEND_VAL                                                 ~3
         10        DO_ICALL                                                 
         11      > RETURN                                                   1

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

End of function foo

Generated using Vulcan Logic Dumper, using php 8.0.0


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