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

Generated using Vulcan Logic Dumper, using php 8.0.0


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