[PHP] debug_backtrace()可以获取到代码的调用路径追踪

<?php
class Test{
        public function __construct(){

                $ts=debug_backtrace();
                var_dump($ts);
                debug_print_backtrace();
        }   
        public function load($class){
                echo $class;
        }   
            
}
function test(){

        new Test();
}
test();