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<?php var_dump(NULL, is_numeric(NULL)); var_dump("3oranges" + NULL == "3bananas" + NULL); // true
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/fI0BG
function name:  (null)
number of ops:  14
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'var_dump'
          1        SEND_VAL                                                 null
          2        INIT_FCALL                                               'is_numeric'
          3        SEND_VAL                                                 null
          4        DO_ICALL                                         $0      
          5        SEND_VAR                                                 $0
          6        DO_ICALL                                                 
    3     7        INIT_FCALL                                               'var_dump'
          8        ADD                                              ~2      '3oranges', null
          9        ADD                                              ~3      '3bananas', null
         10        IS_EQUAL                                         ~4      ~2, ~3
         11        SEND_VAL                                                 ~4
         12        DO_ICALL                                                 
         13      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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