3v4l.org

run code in 300+ PHP versions simultaneously
<?php ${" "} = "blank"; var_dump(${" "});
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/S5Ymg
function name:  (null)
number of ops:  5
compiled vars:  !0 = $ 
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'blank'
    3     1        INIT_FCALL                                               'var_dump'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                                 
          4      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
254.77 ms | 1393 KiB | 16 Q