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

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

End of function foo

Generated using Vulcan Logic Dumper, using php 8.0.0


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