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<?php $where = [ 'id' => [12,13,14], 'date'=>['1999-06-12','2000-03-21','2006-09-31'] ]; var_export(array_map(null, ...array_values($where)));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/kNnRm
function name:  (null)
number of ops:  13
compiled vars:  !0 = $where
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                       !0, <array>
    6     1        INIT_FCALL                                                   'var_export'
          2        INIT_FCALL                                                   'array_map'
          3        SEND_VAL                                                     null
          4        INIT_FCALL                                                   'array_values'
          5        SEND_VAR                                                     !0
          6        DO_ICALL                                             $2      
          7        SEND_UNPACK                                                  $2
          8        CHECK_UNDEF_ARGS                                             
          9        DO_ICALL                                             $3      
         10        SEND_VAR                                                     $3
         11        DO_ICALL                                                     
         12      > RETURN                                                       1

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