我知道这可能是一个新手问题,但我试图理解这句话(来自一篇关于使用 EBNF 的元语言的论文):
Logical and (&) binds stronger than logical or (|).
在此之前它说:
Conditions are:
condition ::= condition (`&´ | `|´ ) condition | `!´ condition | relation
relation ::= expression ( `=´ | `#´ | `<´ | `<=´ | `>´ | `>=´ ) expression
谢谢