3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array("a", "dsfsdb"); $s = 'asdfg'. $a . 'boot'; echo $s;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Jp3lZ
function name:  (null)
number of ops:  6
compiled vars:  !0 = $a, !1 = $s
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    3     1        CONCAT                                           ~3      'asdfg', !0
          2        CONCAT                                           ~4      ~3, 'boot'
          3        ASSIGN                                                   !1, ~4
    4     4        ECHO                                                     !1
          5      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
166.18 ms | 1392 KiB | 13 Q