Find centralized, trusted content and collaborate around the technologies you use most.
Teams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
可能重复: Ruby 中的“和”、“或”运算符背后有什么智慧吗?
以下成对的逻辑运算符之间有什么区别(如果有的话)?
“word”版本的优先级低于“symbol”版本。事实上,它们的优先级甚至低于赋值。