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<?php $a = 0; $a = substr('', 0, 10); var_dump($a);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/1ju1j
function name:  (null)
number of ops:  11
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 0
    5     1        INIT_FCALL                                               'substr'
          2        SEND_VAL                                                 ''
          3        SEND_VAL                                                 0
          4        SEND_VAL                                                 10
          5        DO_ICALL                                         $2      
          6        ASSIGN                                                   !0, $2
    7     7        INIT_FCALL                                               'var_dump'
          8        SEND_VAR                                                 !0
          9        DO_ICALL                                                 
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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