3v4l.org

run code in 300+ PHP versions simultaneously
<?php $curency = 'all'; function test() { global $currency; $currency = 'test'; } test(); var_dump($currency);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4mSEs
function name:  (null)
number of ops:  7
compiled vars:  !0 = $curency, !1 = $currency
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'all'
   11     1        INIT_FCALL                                               'test'
          2        DO_FCALL                                      0          
   12     3        INIT_FCALL                                               'var_dump'
          4        SEND_VAR                                                 !1
          5        DO_ICALL                                                 
          6      > RETURN                                                   1

Function test:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4mSEs
function name:  test
number of ops:  3
compiled vars:  !0 = $currency
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   BIND_GLOBAL                                              !0, 'currency'
    8     1        ASSIGN                                                   !0, 'test'
    9     2      > RETURN                                                   null

End of function test

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
162.99 ms | 1396 KiB | 16 Q