web.Application([ (r"/static/(.*)", web.StaticFileHandler, {"path": "/var/www"}), ]) We support virtual hosts with the add_handlers method, which takes in a host regular expression as the first argument:

Application([ (r"/static/(.*)", web.StaticFileHandler, {"path": "/var/www"}), ]) We support virtual hosts with the add_handlers method, which takes in a host regular expression as the first argument:

abstract • become • box • do • final • gen • macro • override • priv • try • typeof • unsized • virtual • yield 原始标识符 原始标识符（Raw identifiers）是一种允许你使用通常不能使用的关键字的语法。通过在关键 字前加上 r# 前缀来使用原始标识符。 例如，match 是关键字。如果尝试编译如下使用