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<?php $a = '0'; var_dump(is_object(json_decode($a))); ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/JS1Hr
function name:  (null)
number of ops:  9
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '0'
    4     1        INIT_FCALL                                               'var_dump'
          2        INIT_FCALL                                               'json_decode'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $2      
          5        TYPE_CHECK                                  256  ~3      $2
          6        SEND_VAL                                                 ~3
          7        DO_ICALL                                                 
    6     8      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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