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<?php $a = 1; $b = 2; [$b,$a] = [$a,$b]; echo $a,' ', $b;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/q62Zf
function name:  (null)
number of ops:  13
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                       !0, 1
    3     1        ASSIGN                                                       !1, 2
    4     2        INIT_ARRAY                                           ~4      !0
          3        ADD_ARRAY_ELEMENT                                    ~4      !1
          4        FETCH_LIST_R                                         $5      ~4, 0
          5        ASSIGN                                                       !1, $5
          6        FETCH_LIST_R                                         $7      ~4, 1
          7        ASSIGN                                                       !0, $7
          8        FREE                                                         ~4
    5     9        ECHO                                                         !0
         10        ECHO                                                         '+'
         11        ECHO                                                         !1
    6    12      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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163.34 ms | 1752 KiB | 13 Q