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<?php $str = "levels"; $rewind = strrev($str); if($str === $rewind){ echo "palindrome"; }else{ echo "Not palindrome"; }
Finding entry points
Branch analysis from position: 0
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
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/gb3aA
function name:  (null)
number of ops:  11
compiled vars:  !0 = $str, !1 = $rewind
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'levels'
    6     1        INIT_FCALL                                               'strrev'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                         $3      
          4        ASSIGN                                                   !1, $3
    8     5        IS_IDENTICAL                                             !0, !1
          6      > JMPZ                                                     ~5, ->9
    9     7    >   ECHO                                                     'palindrome'
          8      > JMP                                                      ->10
   11     9    >   ECHO                                                     'Not+palindrome'
   12    10    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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