How to use a specific encoding using XDocument in C# and VB.NET

To use a specific encoding when working with XDocument, you can create an XDeclaration.

Samples

C# Sample

VB.NET Sample

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How to change the encoding of a String using C# and VB.NET

To change the encoding of a String using .NET you can use this Extension Method which is part of the Fesslersoft.Extensions. This method needs a source and a target encoding. Some people might find the source encoding parameter needless, but as Joel stated in his excellent blogpost

“It does not make sense to have a string without knowing what encoding it uses” (Joel Spolsky)

Samples

Sample C#

VB.NET Sample

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How to remove unicode characters from a string in C# and VB.NET

There are various methods to remove unicode characters from a String in .NET.
Below i will show you some methods and the benchmark results.
Before choosing a method, take a look at the Benchmark result and the Framework Compatibility.

Benchmark Summary

A for Loop removed 100 000 times the unicode characters of the string value
ᾭHeὣlݬl♫oѪ₪ Wor♀ld. This has been repeated 40 Times for each method. All Methods returned the right result Hello World.

Method Average runtime (ms)
Regex 2 433 204
Regex (compiled) 1 646 337
String Normalization 1 016 305
Encodings 2 183 387
LINQ 492 708

 

Methods

Remove Unicode Characters using Regex

C# Version

VB.NET Version

Compatibility: working .NET 2.0 working .NET 3.0 not tested .NET 3.5 not working .NET 4.0 not working .NET 4.5

 

Remove Unicode Characters using Regex (Compiled)

C# Version

VB.NET Version

Compatibility: working .NET 2.0 working .NET 3.0 not tested .NET 3.5 not working .NET 4.0 not working .NET 4.5

 

Remove Unicode Characters using String Normalization

C# Version

VB.NET Version

Compatibility: working .NET 2.0 working .NET 3.0 not tested .NET 3.5 not working .NET 4.0 not working .NET 4.5

 

Remove Unicode Characters using Encodings

C# Version

VB.NET Version

Compatibility: working .NET 2.0 working .NET 3.0 not tested .NET 3.5 not working .NET 4.0 not working .NET 4.5

 

Remove Unicode Characters using LINQ

C# Version

VB.NET Version

Compatibility: working .NET 2.0 working .NET 3.0 not tested .NET 3.5 not working .NET 4.0 not working .NET 4.5

Do you have an alternate or faster method for removing unicode?

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