haskell运算符允许使用哪些字符？ [英] What characters are permitted for haskell operators?

问题描述

是否有完整的允许字符列表，或者是一个规则，用于确定标识符与运算符可以使用的内容？

解决方案

我正在寻找的是完整的角色列表。根据其他答案，完整列表是：

Unicode标点符号：

• http://www.fileformat.info/info/unicode/category/ Pc / list.htm


• http://www.fileformat.info/info/unicode/category/Pd/list.htm


• http://www.fileformat.info/info/unicode/category/Pe/list.htm
>

• http://www.fileformat.info /info/unicode/category/Pf/list.htm


• http://www.fileformat.info/info/unicode/category/Pi/list.htm


• http://www.fileformat.info/info/unicode/category/Po/list.htm


• http://www.fileformat.info/info/unicode/category/Ps /list.htm

Unicode符号：

• http://www.fileformat.info/info /unicode/category/Sc/list.htm


• http://www.fileformat.info/info/unicode/category/Sk/list.htm


• http://www.fileformat.info/info/unicode/category/Sm/list.htm


• http：// www.fileformat.info/info/unicode/category/So/list.htm

但是不包括以下在Haskell中具有特殊含义的字符：

 （），; []`{} _：''
  

Is there a complete list of allowed characters somewhere, or a rule that determines what can be used in an identifier vs an operator?

解决方案

What I was looking for was the complete list of characters. Based on the other answers, the full list is;

Unicode Punctuation:

• http://www.fileformat.info/info/unicode/category/Pc/list.htm
• http://www.fileformat.info/info/unicode/category/Pd/list.htm
• http://www.fileformat.info/info/unicode/category/Pe/list.htm
• http://www.fileformat.info/info/unicode/category/Pf/list.htm
• http://www.fileformat.info/info/unicode/category/Pi/list.htm
• http://www.fileformat.info/info/unicode/category/Po/list.htm
• http://www.fileformat.info/info/unicode/category/Ps/list.htm

Unicode Symbols:

• http://www.fileformat.info/info/unicode/category/Sc/list.htm
• http://www.fileformat.info/info/unicode/category/Sk/list.htm
• http://www.fileformat.info/info/unicode/category/Sm/list.htm
• http://www.fileformat.info/info/unicode/category/So/list.htm

But excluding the following characters with special meaning in Haskell:

(),;[]`{}_:"'

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