<?php spl_autoload_register(function ($class) { class Foo{ public function __construct() { echo 'Foo'; } }; class_alias('Foo', 'Bar'); class_alias('Foo', 'Bar'); var_dump(debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS, 2)); }, true, true); $bar = new Foo(); $bar2 = new Bar();
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