如何使用C#计算段落中某个单词的数量 [英] How do you count the number of a certain word in a paragraph using C#

问题描述

我正在尝试编写一个程序，用户在其中给系统一个单词和一个段落，系统的工作是计算该单词弹出的次数.

I'm trying to write a program where the user gives the system a word, and a paragraph, the system's job is to count how many times that word pops up.

我如何计算单词在C#中弹出多少次?

How can I count how many times the word pops up in C#?

推荐答案

将正则表达式与单词边界锚点:

int wordCount = Regex.Matches(text, "\\b" + Regex.Escape(searchTerm) + "\\b", RegexOptions.IgnoreCase).Count;

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