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<?php $var = '0'; if ($var == 0) { echo 'hit because zero'; } elseif (empty($var)) { echo 'hit because empty'; } else { echo 'hit because not zero and not empty'; }
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 = 10
Branch analysis from position: 10
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 5
2 jumps found. (Code = 43) Position 1 = 7, Position 2 = 9
Branch analysis from position: 7
1 jumps found. (Code = 42) Position 1 = 10
Branch analysis from position: 10
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/6vUhs
function name:  (null)
number of ops:  11
compiled vars:  !0 = $var
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '0'
    5     1        IS_EQUAL                                                 !0, 0
          2      > JMPZ                                                     ~2, ->5
    6     3    >   ECHO                                                     'hit+because+zero'
          4      > JMP                                                      ->10
    7     5    >   ISSET_ISEMPTY_CV                                         !0
          6      > JMPZ                                                     ~3, ->9
    8     7    >   ECHO                                                     'hit+because+empty'
          8      > JMP                                                      ->10
   10     9    >   ECHO                                                     'hit+because+not+zero+and+not+empty'
   11    10    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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