3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array('pippo' => 'franco', 'hello' => 'ciao'); if ($array[0] == 'all') { echo 'ok'; } else { echo 'nok'; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 4, Position 2 = 6
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 7
Branch analysis from position: 7
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 6
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/bkLqk
function name:  (null)
number of ops:  8
compiled vars:  !0 = $array
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    4     1        FETCH_DIM_R                                      ~2      !0, 0
          2        IS_EQUAL                                                 ~2, 'all'
          3      > JMPZ                                                     ~3, ->6
    5     4    >   ECHO                                                     'ok'
          5      > JMP                                                      ->7
    7     6    >   ECHO                                                     'nok'
    8     7    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
150.42 ms | 1393 KiB | 13 Q