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<?php $var1 = '123456 890'; $var2 = '1234 098'; $var3 = ''; $var4 = null; echo is_null(mb_convert_kana($var4, 'ns', 'UTF-8')) ? 't' : 'f';
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 11, Position 2 = 13
Branch analysis from position: 11
1 jumps found. (Code = 42) Position 1 = 14
Branch analysis from position: 14
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 13
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/2NoLP
function name:  (null)
number of ops:  16
compiled vars:  !0 = $var1, !1 = $var2, !2 = $var3, !3 = $var4
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '123456+890'
    3     1        ASSIGN                                                   !1, '%EF%BC%91%EF%BC%92%EF%BC%93%EF%BC%94+%EF%BC%90%EF%BC%99%EF%BC%98'
    4     2        ASSIGN                                                   !2, ''
    5     3        ASSIGN                                                   !3, null
    7     4        INIT_FCALL                                               'mb_convert_kana'
          5        SEND_VAR                                                 !3
          6        SEND_VAL                                                 'ns'
          7        SEND_VAL                                                 'UTF-8'
          8        DO_ICALL                                         $8      
          9        TYPE_CHECK                                    2          $8
         10      > JMPZ                                                     ~9, ->13
         11    >   QM_ASSIGN                                        ~10     't'
         12      > JMP                                                      ->14
         13    >   QM_ASSIGN                                        ~10     'f'
         14    >   ECHO                                                     ~10
         15      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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