3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input = mergearray(Array ( 0 => 1 ), Array ( 0 => 2 ) ); $result = call_user_func_array("array_merge", $input); var_export($result);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4jIRl
function name:  (null)
number of ops:  14
compiled vars:  !0 = $input, !1 = $result
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL_BY_NAME                                       'mergearray'
    4     1        SEND_VAL_EX                                              <array>
    8     2        SEND_VAL_EX                                              <array>
          3        DO_FCALL                                      0  $2      
    2     4        ASSIGN                                                   !0, $2
   12     5        INIT_FCALL                                               'array_merge'
          6        SEND_ARRAY                                               !0
          7        CHECK_UNDEF_ARGS                                         
          8        DO_FCALL                                      0  $4      
          9        ASSIGN                                                   !1, $4
   14    10        INIT_FCALL                                               'var_export'
         11        SEND_VAR                                                 !1
         12        DO_ICALL                                                 
         13      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
158.3 ms | 1394 KiB | 17 Q