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run code in 300+ PHP versions simultaneously
<?php $array = ['foo'=>'bar']; //PHP5 style $message = isset($array['foo']) ? $array['foo'] : 'not set'; echo $message.PHP_EOL; //PHP7 style $message = $array['foo'] ?? 'not set'; echo $message.PHP_EOL;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/QS7Lo
function name:  (null)
number of ops:  2
compiled vars:  !0 = $array
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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