在正则表达式C中匹配{{string}} [英] matching {{string}} in regex c#
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问题描述
与
{{string}}
结果应为 string
.
我是否必须同时使用大括号?
Do I have to escape both curly brackets?
推荐答案
不,实际上以下内容应该可以正常工作:
No, actually the following should work just fine:
"{{([^}]*)}}"
修改:正如 dtb 所指出的,以上表达式对于双括号中包含单个}
的字符串失败.为了处理这种情况,以下示例将做得更好:
As pointed out by dtb the expression above fails for a string containing a single }
within the double brackets. To handle this case the following example would do a much better job:
"{{((?:}(?!})|[^}])*)}}"
但是,最简单的解决方案可能是:
Edit 2: The simplest solution however would probably be the following:
"{{(.*?)}}"
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