3v4l.org

run code in 300+ PHP versions simultaneously
<?php function doIHaveAFuture($reply = null) { if(isset($reply)) { echo 'yes, you do!'; } else { echo 'nope, sorry. :<'; } } doIHaveAFuture();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/f9maR
function name:  (null)
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E >   INIT_FCALL                                               'doihaveafuture'
          1        DO_FCALL                                      0          
          2      > RETURN                                                   1

Function doihaveafuture:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 3, Position 2 = 5
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 6
Branch analysis from position: 6
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 5
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/f9maR
function name:  doIHaveAFuture
number of ops:  7
compiled vars:  !0 = $reply
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV_INIT                                        !0      null
    4     1        ISSET_ISEMPTY_CV                                         !0
          2      > JMPZ                                                     ~1, ->5
    5     3    >   ECHO                                                     'yes%2C+you+do%21'
          4      > JMP                                                      ->6
    7     5    >   ECHO                                                     'nope%2C+sorry.+%3A%3C'
    9     6    > > RETURN                                                   null

End of function doihaveafuture

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
151.86 ms | 1397 KiB | 14 Q