\L,\U,\Q功能可以由\E关闭掉,如:$a="T\LHIS IS A \ESTRING";#same as "This is a string"这个是什么意思呢~?
$res="A quote\"and A backslash\\";这句的结果是什么~??
我是莱鸟,谁能帮我~?
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