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<?php $num = "0"; if (is_numeric($num)) { echo 'is int'; } else { echo 'not int'; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 5, Position 2 = 7
Branch analysis from position: 5
1 jumps found. (Code = 42) Position 1 = 8
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 7
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/UW93L
function name:  (null)
number of ops:  9
compiled vars:  !0 = $num
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '0'
    5     1        INIT_FCALL                                               'is_numeric'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                         $2      
          4      > JMPZ                                                     $2, ->7
          5    >   ECHO                                                     'is+int'
          6      > JMP                                                      ->8
          7    >   ECHO                                                     'not+int'
          8    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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