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<?php $c = array('1'=>array("A1"=>123,"B1"=>1234,"C2"=>array(123,456,789))); $d = array('1'=>array("R2"=>array(1,4,4,6))); echo "<h1>now what</h1>"; $y = array_merge($d,$c); echo "<pre>"; print_r($y); echo "</pre>";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/mI12D
function name:  (null)
number of ops:  14
compiled vars:  !0 = $c, !1 = $d, !2 = $y
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   ASSIGN                                                   !0, <array>
    5     1        ASSIGN                                                   !1, <array>
    8     2        ECHO                                                     '%3Ch1%3Enow+what%3C%2Fh1%3E'
    9     3        INIT_FCALL                                               'array_merge'
          4        SEND_VAR                                                 !1
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                         $5      
          7        ASSIGN                                                   !2, $5
   11     8        ECHO                                                     '%3Cpre%3E'
   12     9        INIT_FCALL                                               'print_r'
         10        SEND_VAR                                                 !2
         11        DO_ICALL                                                 
   13    12        ECHO                                                     '%3C%2Fpre%3E'
         13      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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