3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(array_merge(['a', 'b', 'c'],['d', 'e', 'f'])); var_dump(array_merge([0=>'a', 1=>'b', 2=>'c'],[0=>'d', 1=>'e', 2=>'f']));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/JVDVZ
function name:  (null)
number of ops:  15
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'array_merge'
          2        SEND_VAL                                                 <array>
          3        SEND_VAL                                                 <array>
          4        DO_ICALL                                         $0      
          5        SEND_VAR                                                 $0
          6        DO_ICALL                                                 
    4     7        INIT_FCALL                                               'var_dump'
          8        INIT_FCALL                                               'array_merge'
          9        SEND_VAL                                                 <array>
         10        SEND_VAL                                                 <array>
         11        DO_ICALL                                         $2      
         12        SEND_VAR                                                 $2
         13        DO_ICALL                                                 
         14      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
168.85 ms | 1394 KiB | 17 Q