3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('a','b','c'); $a[2] = 'd'; $b = $a[1]; echo $b;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/us5WJ
function name:  (null)
number of ops:  7
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    4     1        ASSIGN_DIM                                               !0, 2
          2        OP_DATA                                                  'd'
    5     3        FETCH_DIM_R                                      ~4      !0, 1
          4        ASSIGN                                                   !1, ~4
    7     5        ECHO                                                     !1
          6      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
153.4 ms | 1392 KiB | 13 Q