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<?php $arr = array('hey' => 1, 'there' => 0, 'blimpie' => 2); $arr = array_keys(array_filter($arr), function($i) { return $i == 2; }); print_r($arr);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GPOC1
function name:  (null)
number of ops:  14
compiled vars:  !0 = $arr
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        INIT_FCALL                                               'array_keys'
          2        INIT_FCALL                                               'array_filter'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $2      
          5        SEND_VAR                                                 $2
          6        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FGPOC1%3A4%240'
          7        SEND_VAL                                                 ~3
          8        DO_ICALL                                         $4      
          9        ASSIGN                                                   !0, $4
    5    10        INIT_FCALL                                               'print_r'
         11        SEND_VAR                                                 !0
         12        DO_ICALL                                                 
         13      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FGPOC1%3A4%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GPOC1
function name:  {closure}
number of ops:  4
compiled vars:  !0 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   RECV                                             !0      
          1        IS_EQUAL                                         ~1      !0, 2
          2      > RETURN                                                   ~1
          3*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FGPOC1%3A4%240

Generated using Vulcan Logic Dumper, using php 8.0.0


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