3v4l.org

run code in 300+ PHP versions simultaneously
<?php $filtered = []; foreach ([NULL, TRUE, FALSE, 0, 1, 'none'] as $v) { $filtered[$v == 'none'][] = $v; } var_export($filtered);
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 2, Position 2 = 8
Branch analysis from position: 2
2 jumps found. (Code = 78) Position 1 = 3, Position 2 = 8
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
filename:       /in/1bSlf
function name:  (null)
number of ops:  13
compiled vars:  !0 = $filtered, !1 = $v
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1      > FE_RESET_R                                       $3      <array>, ->8
          2    > > FE_FETCH_R                                               $3, !1, ->8
    5     3    >   IS_EQUAL                                         ~4      !1, 'none'
          4        FETCH_DIM_W                                      $5      !0, ~4
          5        ASSIGN_DIM                                               $5
          6        OP_DATA                                                  !1
    4     7      > JMP                                                      ->2
          8    >   FE_FREE                                                  $3
    8     9        INIT_FCALL                                               'var_export'
         10        SEND_VAR                                                 !0
         11        DO_ICALL                                                 
         12      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
240.62 ms | 999 KiB | 14 Q