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Hi,<br />
<br />
<br />
I want to write file name file name validation &nbsp;i .e for Excel file &nbsp; &nbsp;<br />
<br />
FileName.xls &nbsp;and FileName.xsls &nbsp; <br />
<br />
I am doing for &nbsp;windows enivorment in C# ..<br />
<br />
Can you please &nbsp;help me &nbsp;in that...<br />

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Hi,


I want to write file name file name validation  i .e for Excel file    

FileName.xls  and FileName.xsls   

I am doing for  windows enivorment in C# ..

Can you please  help me  in that...


File name validation i.e expression validator

C# is an object-oriented programming language created in conjunction with Microsoft’s .NET framework. Compilation is usually done into the Microsoft Intermediate Language (MSIL), which is then JIT-compiled to native code (and cached) during execution in the Common Language Runtime (CLR).