3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arrays = array( range(1, 5), range(10, 15), range(-7, 0), ); echo join(", ", array_merge(...$arrays));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/vPOlC
function name:  (null)
number of ops:  26
compiled vars:  !0 = $arrays
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'range'
          1        SEND_VAL                                                 1
          2        SEND_VAL                                                 5
          3        DO_ICALL                                         $1      
          4        INIT_ARRAY                                       ~2      $1
    4     5        INIT_FCALL                                               'range'
          6        SEND_VAL                                                 10
          7        SEND_VAL                                                 15
          8        DO_ICALL                                         $3      
          9        ADD_ARRAY_ELEMENT                                ~2      $3
    5    10        INIT_FCALL                                               'range'
         11        SEND_VAL                                                 -7
         12        SEND_VAL                                                 0
         13        DO_ICALL                                         $4      
         14        ADD_ARRAY_ELEMENT                                ~2      $4
    2    15        ASSIGN                                                   !0, ~2
    7    16        INIT_FCALL                                               'join'
         17        SEND_VAL                                                 '%2C+'
         18        INIT_FCALL                                               'array_merge'
         19        SEND_UNPACK                                              !0
         20        CHECK_UNDEF_ARGS                                         
         21        DO_ICALL                                         $6      
         22        SEND_VAR                                                 $6
         23        DO_ICALL                                         $7      
         24        ECHO                                                     $7
         25      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
200.96 ms | 1399 KiB | 19 Q