正则表达式删除特殊字符 [英] Regex remove special characters

问题描述

我们需要一个C#函数，该函数将从字符串中删除所有特殊字符.

We need a C# function which will remove all special characters from a string.

还可以将乔治的"更改为乔治"(删除单引号和字符s)吗?

Also, is it possible to change "George's" to "George" (remove both single quote and character s)?

推荐答案

此方法将删除字母，数字和空格以外的所有内容.还将删除任何'或后跟字符s.

This method will removed everything but letters, numbers and spaces. It will also remove any ' or " followed by the character s.

public static string RemoveSpecialCharacters(string input)
{
    Regex r = new Regex("(?:[^a-z0-9 ]|(?<=['\"])s)", RegexOptions.IgnoreCase | RegexOptions.CultureInvariant | RegexOptions.Compiled);
    return r.Replace(input, String.Empty);
}

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