How to Extract number from a string using C# ?

Published on March 27, 2013 by Senthil Kumar

Filed under C#

Last modified March 27, 2013

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Regular expression lets you to do some of the tasks quickly in C# and now such of the task that can be done using the Regex class is to extract number from a string using C# .

How to Extract number from a string using C# ?

Below is a sample sourecode that demonstrates how to extract number from a string using C#.

string inputData = "";

var data = Regex.Match(inputData, @"\d+").Value;


The Regex.Match uses the System.Text.RegularExpressions name.

1 Comment

  1. Peter

    Firstly I would like to say big thank you and congratulate for this simple, however very useful tutorials. Secondly I would like to know how to extract numbers of certain position and scale, for example numeric (a,b); a>=4, b=2?

    September 19, 2014 - 11:51 am – Reply

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