3v4l.org

run code in 300+ PHP versions simultaneously
<?php $filtered = array_filter([1,2,3,4,5],function($e) { return ($e % 2)==0; }); var_dump(array_shift($filtered));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/IMUWs
function name:  (null)
number of ops:  13
compiled vars:  !0 = $filtered
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'array_filter'
          1        SEND_VAL                                                 <array>
          2        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FIMUWs%3A3%240'
    5     3        SEND_VAL                                                 ~1
          4        DO_ICALL                                         $2      
    3     5        ASSIGN                                                   !0, $2
    6     6        INIT_FCALL                                               'var_dump'
          7        INIT_FCALL                                               'array_shift'
          8        SEND_REF                                                 !0
          9        DO_ICALL                                         $4      
         10        SEND_VAR                                                 $4
         11        DO_ICALL                                                 
         12      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FIMUWs%3A3%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/IMUWs
function name:  {closure}
number of ops:  5
compiled vars:  !0 = $e
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
    4     1        MOD                                              ~1      !0, 2
          2        IS_EQUAL                                         ~2      ~1, 0
          3      > RETURN                                                   ~2
    5     4*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FIMUWs%3A3%240

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
174.56 ms | 940 KiB | 20 Q