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<?php $exists = 'ok'; $array = ['var' => 'var1', 'bar' => 'bar1', 'exists' => 'foo']; extract($array, EXTR_PREFIX_SAME, 'data'); var_dump($var, $bar, $exists, $data_exists);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/t1cZ1
function name:  (null)
number of ops:  14
compiled vars:  !0 = $exists, !1 = $array, !2 = $var, !3 = $bar, !4 = $data_exists
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'ok'
    4     1        ASSIGN                                                   !1, <array>
    6     2        INIT_FCALL                                               'extract'
          3        SEND_REF                                                 !1
          4        SEND_VAL                                                 2
          5        SEND_VAL                                                 'data'
          6        DO_ICALL                                                 
    8     7        INIT_FCALL                                               'var_dump'
          8        SEND_VAR                                                 !2
          9        SEND_VAR                                                 !3
         10        SEND_VAR                                                 !0
         11        SEND_VAR                                                 !4
         12        DO_ICALL                                                 
         13      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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