3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = array('key' => 'value'); print_r(array_map(array_filter($test, function($value){ return $value == 'value';}) , function($key,$value){return $value;}));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/srlK4
function name:  (null)
number of ops:  15
compiled vars:  !0 = $test
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1        INIT_FCALL                                               'print_r'
          2        INIT_FCALL                                               'array_map'
          3        INIT_FCALL                                               'array_filter'
          4        SEND_VAR                                                 !0
          5        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FsrlK4%3A5%240'
          6        SEND_VAL                                                 ~2
          7        DO_ICALL                                         $3      
          8        SEND_VAR                                                 $3
    6     9        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FsrlK4%3A6%241'
         10        SEND_VAL                                                 ~4
         11        DO_ICALL                                         $5      
         12        SEND_VAR                                                 $5
         13        DO_ICALL                                                 
         14      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FsrlK4%3A5%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/srlK4
function name:  {closure}
number of ops:  4
compiled vars:  !0 = $value
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   RECV                                             !0      
          1        IS_EQUAL                                         ~1      !0, 'value'
          2      > RETURN                                                   ~1
          3*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FsrlK4%3A5%240

Function %00%7Bclosure%7D%2Fin%2FsrlK4%3A6%241:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/srlK4
function name:  {closure}
number of ops:  4
compiled vars:  !0 = $key, !1 = $value
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   RECV                                             !0      
          1        RECV                                             !1      
          2      > RETURN                                                   !1
          3*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FsrlK4%3A6%241

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
160.13 ms | 1396 KiB | 19 Q