C#

WebForms

Validate numeric textbox using int.tryparse visual C#.NET

Anshul R

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23 Sep 2011CPOL 11.7K   1   3

using Microsoft.VisualBasic;// Codebool result = Information.IsNumeric("123");

C#

using Microsoft.VisualBasic;

// Code

bool result = Information.IsNumeric("123");

License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

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Anshul R

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 India

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Comments and Discussions

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Re: thank you for that Aria Wijaya4-Oct-11 16:21 Aria Wijaya 4-Oct-11 16:21  thank you for that I dont quite follow pranav95, please elaborate, this is a ps... Aria Wijaya24-Sep-11 16:47 Aria Wijaya 24-Sep-11 16:47  I dont quite follow pranav95, please elaborate, this is a psudocode for all its worth Re: Okay. IsNumeric checks if the given string contains only nu... Anshul R27-Sep-11 16:45 Anshul R 27-Sep-11 16:45  Okay. IsNumeric checks if the given string contains only numbers. We can use this function from Microsoft.VisualBasic.Information It returns a boolean value on checking if the string is numeric. So, if you want to check if a string (say text from a textbox) is numeric in the program, Information.IsNumeric(TextBox1.Text) will return true if the text is numeric.

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