How to replace multiple spaces with a single space in C#?

王林
Release: 2023-09-18 08:53:02
forward
1624 people have browsed it

如何在 C# 中将多个空格替换为单个空格?

In C#, there are several ways to replace multiple spaces with a single space.

String.Replace - Returns a new string in which all occurrences of the specified Unicode character or string replace the contents of the current string with another specified Unicode character or string .

Replace(String, String, Boolean, CultureInfo)

String.Join Connect the elements of the specified array or members of the collection, using between each element or member The specified delimiter.

Regex.Replace - In the specified input string, replaces the matched string with the regular expression pattern of the specified replacement string.

Example using regular expressions -

Example

Real-time demonstration

using System;
using System.Text.RegularExpressions;
namespace DemoApplication{
   class Program{
      public static void Main(){
         string stringWithMulipleSpaces = "Hello World. Hi Everyone";
         Console.WriteLine($"String with multiples spaces:
            {stringWithMulipleSpaces}");
         string stringWithSingleSpace = Regex.Replace(stringWithMulipleSpaces, @"\s+", " ");
         Console.WriteLine($"String with single space: {stringWithSingleSpace}");
         Console.ReadLine();
      }
   }
}
Copy after login

Output

The above program The output of is

String with multiples spaces: Hello World. Hi Everyone
String with single space: Hello World. Hi Everyone
Copy after login
Copy after login

In the above example Regex.Replace we have identified the extra spaces and Replace with a single space

Example using string.Join -

Example

Real-time demonstration

using System;
namespace DemoApplication{
   class Program{
      public static void Main(){
         string stringWithMulipleSpaces = "Hello World. Hi Everyone";
         Console.WriteLine($"String with multiples spaces:
         {stringWithMulipleSpaces}");
         string stringWithSingleSpace = string.Join(" ",
         stringWithMulipleSpaces.Split(new char[] { ' ' },
         StringSplitOptions.RemoveEmptyEntries));
         Console.WriteLine($"String with single space: {stringWithSingleSpace}");
         Console.ReadLine();
      }
   }
}
Copy after login

Output

The output of the above program is

String with multiples spaces: Hello World. Hi Everyone
String with single space: Hello World. Hi Everyone
Copy after login
Copy after login

In the above, we use the Split method to split the text into multiple spaces, Later use the Join method to join the split arrays with a single space.

The above is the detailed content of How to replace multiple spaces with a single space in C#?. For more information, please follow other related articles on the PHP Chinese website!

source:tutorialspoint.com
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Popular Tutorials
More>
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template
About us Disclaimer Sitemap
php.cn:Public welfare online PHP training,Help PHP learners grow quickly!