3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $str="756300 không có"; $x=4+$str; echo ($str); // In ra màn hình chuỗi "756300 không có" echo ($x); ?>
based on Y7i4g
Finding entry points
Branch analysis from position: 0
Jump found. Position 1 = -2
filename:       /in/r4gGQ
function name:  (null)
number of ops:  6
compiled vars:  !0 = $str, !1 = $x
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   2     0  E >   ASSIGN                                                   !0, '756300+kh%C3%B4ng+c%C3%B3'
   3     1        ADD                                              ~3      4, !0
         2        ASSIGN                                                   !1, ~3
   4     3        ECHO                                                     !0
   5     4        ECHO                                                     !1
         5      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 7.1.0