3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['mo' => true, 'tue' => false]; var_dump(array_filter($a, function($k,$v) { return $v; }, ARRAY_USE_BOTH));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pEcGM
function name:  (null)
number of ops:  12
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1        INIT_FCALL                                               'var_dump'
          2        INIT_FCALL                                               'array_filter'
          3        SEND_VAR                                                 !0
          4        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FpEcGM%3A5%240'
          5        SEND_VAL                                                 ~2
          6        FETCH_CONSTANT                                   ~3      'ARRAY_USE_BOTH'
          7        SEND_VAL                                                 ~3
          8        DO_ICALL                                         $4      
          9        SEND_VAR                                                 $4
         10        DO_ICALL                                                 
         11      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FpEcGM%3A5%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pEcGM
function name:  {closure}
number of ops:  4
compiled vars:  !0 = $k, !1 = $v
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
          0  E >   RECV                                             !0      
          1        RECV                                             !1      
          2      > RETURN                                                   !1
          3*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FpEcGM%3A5%240

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
165.03 ms | 1395 KiB | 17 Q