本文介绍了如何截断字符串.NET的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
由于字符串: /Projects/Multiply_Amada/MultiplyWeb/Shared/Home.aspx
我想之后的第三 /
,这样的结果是去除所有尾随字符: /项目/ Multiply_Amada /
I want to remove all trailing characters after the third /
, such that the result is: /Projects/Multiply_Amada/
我想做到这一点,而无需使用拆分或CHARINDEX。
I would like to do this without using Split or Charindex.
推荐答案
OK,你的要求是有点困难。那么,是什么样:
OK, your requirements are a bit tough. So, what about this:
string RemoveAfterThirdSlash(string str)
{
return str.Aggregate(
new {
sb = new StringBuilder(),
slashes = 0
}, (state, c) => new {
sb = state.slashes >= 3 ? state.sb : state.sb.Append(c),
slashes = state.slashes + (c == '/' ? 1 : 0)
}, state => state.sb.ToString()
);
}
Console.WriteLine(RemoveAfterThirdSlash("/Projects/Multiply_Amada/MultiplyWeb/Shared/Home.aspx"));
这篇关于如何截断字符串.NET的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持!