3v4l.org

run code in 300+ PHP versions simultaneously
<?php $t = array('test'); array_unshift($t, 'toto'); print_r($t);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Heen1
function name:  (null)
number of ops:  9
compiled vars:  !0 = $t
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    3     1        INIT_FCALL                                               'array_unshift'
          2        SEND_REF                                                 !0
          3        SEND_VAL                                                 'toto'
          4        DO_ICALL                                                 
    4     5        INIT_FCALL                                               'print_r'
          6        SEND_VAR                                                 !0
          7        DO_ICALL                                                 
          8      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
149.21 ms | 1394 KiB | 17 Q