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19 Ιαν 2011 · Regex.Split can extract numbers from strings. You get all the numbers that are found in a string. string input = "There are 4 numbers in this string: 40, 30, and 10."; // Split on one or more non-digit characters. string[] numbers = Regex.Split(input, @"\D+"); foreach (string value in numbers) {.
A simple regex to validate string against a valid international phone number format without delimiters and with an optional plus sign: new Regex("^\\+?[1-9][0-9]{7,14}$") Test it!
12 Μαρ 2024 · Finally, let’s loop through this array and, for each item, use the Regex.Replace method to generate a new string in which the phone number is replaced by all zeroes: foreach (var contact in contacts) { Console.WriteLine( Regex.Replace(contact, pattern, "(000) 000-0000")); }
The phone number can be formatted in the following ways, the default format output can be round tripped via PhoneNumber.Parse() to easily support persistence and serialization use cases. phoneNumber.ToString(); // +441142726444 (defaults to E.164 format)
14 Απρ 2024 · This article will explore the quickest method to find and extract a number from a string in C#. We will discuss and implement different techniques for accomplishing this task. Subsequently, we will evaluate the performance of these techniques using the BenchmarkDotNet library.
1 Αυγ 2013 · If the mobile number have a fixed place in the list, you can split the string into separate fields and access the required field by its index: C# string foo = " ,38,,,,,,,,,,,,,,,,,,,,,,,,,,,,382350,,,,,0,,,,8141884584,,,,,,,," ; string[] bar = foo.Split( ' ,' ); MessageBox.Show(bar[38]);
24 Ιουν 2023 · This below example, shows you how to extract the number from a string in c# by use of linq. using System; using System.Linq; class GetNum{ static void Main() { string test = "123hello456"; string numericPhone = new String( test.Where( Char. IsDigit).ToArray()); System.Console.WriteLine(numericPhone); } }
