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<?php $entry = array( 0 => 'foo', 1 => false, 2 => -1, 3 => null, 4 => '' ); var_dump(array_filter($entry)); var_dump(array_filter($entry, 'isset'));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/cDdjV
function name:  (null)
number of ops:  15
compiled vars:  !0 = $entry
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
   11     1        INIT_FCALL                                               'var_dump'
          2        INIT_FCALL                                               'array_filter'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $2      
          5        SEND_VAR                                                 $2
          6        DO_ICALL                                                 
   12     7        INIT_FCALL                                               'var_dump'
          8        INIT_FCALL                                               'array_filter'
          9        SEND_VAR                                                 !0
         10        SEND_VAL                                                 'isset'
         11        DO_ICALL                                         $4      
         12        SEND_VAR                                                 $4
         13        DO_ICALL                                                 
         14      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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