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<?php function format($collection) { $collection["prefix"] = 'ass'; } $collection = array('a' => 1, 'b' => 2, 'c' => 3); call_user_func_array('format', array(&$collection)); var_dump($collection);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/oM6CW
function name:  (null)
number of ops:  10
compiled vars:  !0 = $collection
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   ASSIGN                                                   !0, <array>
    6     1        INIT_FCALL                                               'format'
          2        INIT_ARRAY                                       ~2      !0
          3        SEND_ARRAY                                               ~2
          4        CHECK_UNDEF_ARGS                                         
          5        DO_FCALL                                      0          
    7     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !0
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Function format:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/oM6CW
function name:  format
number of ops:  4
compiled vars:  !0 = $collection
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   RECV                                             !0      
    3     1        ASSIGN_DIM                                               !0, 'prefix'
          2        OP_DATA                                                  'ass'
    4     3      > RETURN                                                   null

End of function format

Generated using Vulcan Logic Dumper, using php 8.0.0


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