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<?php $headers1 = [ 'content-type' => ['application/foo'], '-1' => ['custom'], ]; $headers2 = [ 'content-type' => ['application/bar'], '-1' => ['override'], ]; var_dump($headers1); var_dump(array_merge($headers1, $headers2));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/XUj6h
function name:  (null)
number of ops:  13
compiled vars:  !0 = $headers1, !1 = $headers2
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    7     1        ASSIGN                                                   !1, <array>
   11     2        INIT_FCALL                                               'var_dump'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                                 
   12     5        INIT_FCALL                                               'var_dump'
          6        INIT_FCALL                                               'array_merge'
          7        SEND_VAR                                                 !0
          8        SEND_VAR                                                 !1
          9        DO_ICALL                                         $5      
         10        SEND_VAR                                                 $5
         11        DO_ICALL                                                 
         12      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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