3v4l.org

run code in 300+ PHP versions simultaneously
<?php $sF="PCT4BA6ODSE_"; $s21=strtolower($sF[4].$sF[5].$sF[9].$sF[10].$sF[6].$sF[3].$sF[11].$sF[8].$sF[10].$sF[1].$sF[7].$sF[8].$sF[10]); //$s22=${strtoupper($sF[11].$sF[0].$sF[7].$sF[9].$sF[2])}['n13e558']; echo $s21; //echo $s22; ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/EBN0S
function name:  (null)
number of ops:  32
compiled vars:  !0 = $sF, !1 = $s21
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'PCT4BA6ODSE_'
    4     1        INIT_FCALL                                               'strtolower'
          2        FETCH_DIM_R                                      ~3      !0, 4
          3        FETCH_DIM_R                                      ~4      !0, 5
          4        CONCAT                                           ~5      ~3, ~4
          5        FETCH_DIM_R                                      ~6      !0, 9
          6        CONCAT                                           ~7      ~5, ~6
          7        FETCH_DIM_R                                      ~8      !0, 10
          8        CONCAT                                           ~9      ~7, ~8
          9        FETCH_DIM_R                                      ~10     !0, 6
         10        CONCAT                                           ~11     ~9, ~10
         11        FETCH_DIM_R                                      ~12     !0, 3
         12        CONCAT                                           ~13     ~11, ~12
         13        FETCH_DIM_R                                      ~14     !0, 11
         14        CONCAT                                           ~15     ~13, ~14
         15        FETCH_DIM_R                                      ~16     !0, 8
         16        CONCAT                                           ~17     ~15, ~16
         17        FETCH_DIM_R                                      ~18     !0, 10
         18        CONCAT                                           ~19     ~17, ~18
         19        FETCH_DIM_R                                      ~20     !0, 1
         20        CONCAT                                           ~21     ~19, ~20
         21        FETCH_DIM_R                                      ~22     !0, 7
         22        CONCAT                                           ~23     ~21, ~22
         23        FETCH_DIM_R                                      ~24     !0, 8
         24        CONCAT                                           ~25     ~23, ~24
         25        FETCH_DIM_R                                      ~26     !0, 10
         26        CONCAT                                           ~27     ~25, ~26
         27        SEND_VAL                                                 ~27
         28        DO_ICALL                                         $28     
         29        ASSIGN                                                   !1, $28
    7    30        ECHO                                                     !1
    9    31      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
178.55 ms | 1395 KiB | 15 Q