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<?php $diagnostico = ""; $diagnosticos = null; var_dump(is_null($diagnostico)); var_dump(is_null($diagnosticos)); ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/JREhA
function name:  (null)
number of ops:  11
compiled vars:  !0 = $diagnostico, !1 = $diagnosticos
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, ''
    3     1        ASSIGN                                                   !1, null
    4     2        INIT_FCALL                                               'var_dump'
          3        TYPE_CHECK                                    2  ~4      !0
          4        SEND_VAL                                                 ~4
          5        DO_ICALL                                                 
    5     6        INIT_FCALL                                               'var_dump'
          7        TYPE_CHECK                                    2  ~6      !1
          8        SEND_VAL                                                 ~6
          9        DO_ICALL                                                 
    6    10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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