{"type":"rich","version":"1.0","title":"222 wrote","author_name":"222 (npub1hs…cd02h)","author_url":"https://yabu.me/npub1hspdlvgdjf5lnzhk9wdadgss6uh8e9duf2rhqd0fnz6220kc6x6slcd02h","provider_name":"njump","provider_url":"https://yabu.me","html":" #[0] \n有一段c++代码 \ntypedef Tokenized\u003c‘.’\u003e MKFString;\nMKFString key = uuu.iii.hhh;\n那么key[0]的值是多少？"}