And that's fine, because inside of curly braces can you redeclare variables with the same name if you intend to quote unquote shadow the previous variable.
那是可以的，因为,在花括号里面，你可以重新定义一个,相同名字的变量,如果你想引用之前的变量。
计算机科学课程节选 : 哈佛公开课
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For some reason I had this backslash N, a close quote, parenthesis, semicolon, close curly brace.