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<?php $a = "123"; $ai = intval($a); var_dump(intval($a)); echo "check a/ai "; var_dump($a === $ai); $b = "123ab"; var_dump(intval($b)); $bi = intval($b); echo "check b/bi"; var_dump($b === $bi);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/qknd5
function name:  (null)
number of ops:  25
compiled vars:  !0 = $a, !1 = $ai, !2 = $b, !3 = $bi
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '123'
    3     1        CAST                                          4  ~5      !0
          2        ASSIGN                                                   !1, ~5
    4     3        INIT_FCALL                                               'var_dump'
          4        CAST                                          4  ~7      !0
          5        SEND_VAL                                                 ~7
          6        DO_ICALL                                                 
    5     7        ECHO                                                     'check+a%2Fai+'
    6     8        INIT_FCALL                                               'var_dump'
          9        IS_IDENTICAL                                     ~9      !0, !1
         10        SEND_VAL                                                 ~9
         11        DO_ICALL                                                 
    8    12        ASSIGN                                                   !2, '123ab'
    9    13        INIT_FCALL                                               'var_dump'
         14        CAST                                          4  ~12     !2
         15        SEND_VAL                                                 ~12
         16        DO_ICALL                                                 
   10    17        CAST                                          4  ~14     !2
         18        ASSIGN                                                   !3, ~14
   11    19        ECHO                                                     'check+b%2Fbi'
   12    20        INIT_FCALL                                               'var_dump'
         21        IS_IDENTICAL                                     ~16     !2, !3
         22        SEND_VAL                                                 ~16
         23        DO_ICALL                                                 
         24      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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