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<?php function checkArray($array) { return ($array === 0) ? "" : $array; } $yourArray = array('arr1',0,'arr2'); $yourArray = checkArray($yourArray); var_dump($yourArray);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/e6ZQu
function name:  (null)
number of ops:  9
compiled vars:  !0 = $yourArray
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   ASSIGN                                                   !0, <array>
    8     1        INIT_FCALL                                               'checkarray'
          2        SEND_VAR                                                 !0
          3        DO_FCALL                                      0  $2      
          4        ASSIGN                                                   !0, $2
   10     5        INIT_FCALL                                               'var_dump'
          6        SEND_VAR                                                 !0
          7        DO_ICALL                                                 
          8      > RETURN                                                   1

Function checkarray:
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/e6ZQu
function name:  checkArray
number of ops:  8
compiled vars:  !0 = $array
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   RECV                                             !0      
    4     1        IS_IDENTICAL                                             !0, 0
          2      > JMPZ                                                     ~1, ->5
          3    >   QM_ASSIGN                                        ~2      ''
          4      > JMP                                                      ->6
          5    >   QM_ASSIGN                                        ~2      !0
          6    > > RETURN                                                   ~2
    5     7*     > RETURN                                                   null

End of function checkarray

Generated using Vulcan Logic Dumper, using php 8.0.0


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