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<?php $f = [ 'foo' => NULL, ]; print_r(count($f['foo'])); print_r(count($f['bar']));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lt6dR
function name:  (null)
number of ops:  12
compiled vars:  !0 = $f
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, <array>
    7     1        INIT_FCALL                                                   'print_r'
          2        FETCH_DIM_R                                          ~2      !0, 'foo'
          3        COUNT                                                ~3      ~2
          4        SEND_VAL                                                     ~3
          5        DO_ICALL                                                     
    9     6        INIT_FCALL                                                   'print_r'
          7        FETCH_DIM_R                                          ~5      !0, 'bar'
          8        COUNT                                                ~6      ~5
          9        SEND_VAL                                                     ~6
         10        DO_ICALL                                                     
         11      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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