Use LINQ to query characters in a string : select « LINQ « C# / CSharp Tutorial

1.	Language Basics
2.	Data Type
3.	Operator
4.	Statement
5.	String
6.	struct
7.	Class
8.	Operator Overload
9.	delegate
10.	Attribute
11.	Data Structure
12.	Assembly
13.	Date Time
14.	Development
15.	File Directory Stream
16.	Preprocessing Directives
17.	Regular Expression
18.	Generic
19.	Reflection
20.	Thread
21.	I18N Internationalization
22.	LINQ
23.	GUI Windows Forms
24.	Windows Presentation Foundation
25.	Windows Communication Foundation
26.	Workflow
27.	2D
28.	Design Patterns
29.	Windows
30.	XML
31.	XML LINQ
32.	ADO.Net
33.	Network
34.	Directory Services
35.	Security
36.	unsafe

C# / C Sharp

C# / C Sharp by API

C# / CSharp Open Source

C# / CSharp Tutorial » LINQ » select

22.63.4.Use LINQ to query characters in a string

using System;

using System.Collections.Generic;

using System.Linq;



static class TestString {

    static void Main() {

        var count =

          "abc 8"

          .Where(c => !Char.IsLetter(c))

          .Count();

        Console.WriteLine(count);

    }

}

22.63.select
	22.63.1.	Query Reuse
	22.63.2.	Select array item by type
	22.63.3.	Use LINQ with Dictionary
	22.63.4.	Use LINQ to query characters in a string
	22.63.5.	Transformation: link two array.
	22.63.6.	Select with Anonymous Types: prints uppercase and lowercase versions of each string in an input array
	22.63.7.	Select with Anonymous Types: iterates over each element to print the element's name
	22.63.8.	Select with Anonymous Types: prints the name of every product in the product list along with the category of the product and its unit price
	22.63.9.	Using select to create a sequence of each product name.
	22.63.10.	Converting an Array of Strings to Integers
	22.63.11.	Converting an Array of Strings to Integers and Sorting It
	22.63.12.	Query with Intentional Exception Deferred Until Enumeration
	22.63.13.	Demonstrating the Query Results Changing Between Enumerations
	22.63.14.	Returning a List
	22.63.15.	Select Distinct
	22.63.16.	Select all from a List
	22.63.17.	Select only pet name
	22.63.18.	Select sum value
	22.63.19.	Delegate targets
	22.63.20.	Adding new line character to selected value

www.java2java.com | Contact Us

All other trademarks are property of their respective owners.