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<?php $a = ' '; var_dump(empty($a)); var_dump($a == 0);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/T3XkN
function name:  (null)
number of ops:  10
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '+'
    5     1        INIT_FCALL                                               'var_dump'
          2        ISSET_ISEMPTY_CV                                 ~2      !0
          3        SEND_VAL                                                 ~2
          4        DO_ICALL                                                 
    6     5        INIT_FCALL                                               'var_dump'
          6        IS_EQUAL                                         ~4      !0, 0
          7        SEND_VAL                                                 ~4
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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