3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 'foo'; $b = 'bar'; echo $a . !print $b;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Wo7WI
function name:  (null)
number of ops:  6
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'foo'
    4     1        ASSIGN                                                   !1, 'bar'
    6     2        ECHO                                                     !1
          3        CONCAT                                           ~4      !0, ''
          4        ECHO                                                     ~4
          5      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
167.01 ms | 1383 KiB | 13 Q