3v4l.org

run code in 300+ PHP versions simultaneously
<?php $unzip=$c(103).$c(122).$c(105).$c(110); $unzip.=$c(102).$c(108).$c(97).$c(116).$c(101); echo $unzip;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/CuJ1B
function name:  (null)
number of ops:  38
compiled vars:  !0 = $unzip, !1 = $c
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_DYNAMIC_CALL                                        !1
          1        SEND_VAL_EX                                              103
          2        DO_FCALL                                      0  $2      
          3        INIT_DYNAMIC_CALL                                        !1
          4        SEND_VAL_EX                                              122
          5        DO_FCALL                                      0  $3      
          6        CONCAT                                           ~4      $2, $3
          7        INIT_DYNAMIC_CALL                                        !1
          8        SEND_VAL_EX                                              105
          9        DO_FCALL                                      0  $5      
         10        CONCAT                                           ~6      ~4, $5
         11        INIT_DYNAMIC_CALL                                        !1
         12        SEND_VAL_EX                                              110
         13        DO_FCALL                                      0  $7      
         14        CONCAT                                           ~8      ~6, $7
         15        ASSIGN                                                   !0, ~8
    3    16        INIT_DYNAMIC_CALL                                        !1
         17        SEND_VAL_EX                                              102
         18        DO_FCALL                                      0  $10     
         19        INIT_DYNAMIC_CALL                                        !1
         20        SEND_VAL_EX                                              108
         21        DO_FCALL                                      0  $11     
         22        CONCAT                                           ~12     $10, $11
         23        INIT_DYNAMIC_CALL                                        !1
         24        SEND_VAL_EX                                              97
         25        DO_FCALL                                      0  $13     
         26        CONCAT                                           ~14     ~12, $13
         27        INIT_DYNAMIC_CALL                                        !1
         28        SEND_VAL_EX                                              116
         29        DO_FCALL                                      0  $15     
         30        CONCAT                                           ~16     ~14, $15
         31        INIT_DYNAMIC_CALL                                        !1
         32        SEND_VAL_EX                                              101
         33        DO_FCALL                                      0  $17     
         34        CONCAT                                           ~18     ~16, $17
         35        ASSIGN_OP                                     8          !0, ~18
    5    36        ECHO                                                     !0
    6    37      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
145.67 ms | 1395 KiB | 13 Q