3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array( 'a' => '1', 'b' => '2', 'c' => '3' ); $b = array( 'b' => 'b', 'd' => 'd'); var_dump( $b + $a);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/RnOng
function name:  (null)
number of ops:  7
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    8     1        ASSIGN                                                   !1, <array>
   10     2        INIT_FCALL                                               'var_dump'
          3        ADD                                              ~4      !1, !0
          4        SEND_VAL                                                 ~4
          5        DO_ICALL                                                 
          6      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
157.91 ms | 1393 KiB | 15 Q