Regular expression for validating numbers in asp net Tvx login x webcam
However, there may be times when you need to perform more complex validation logic.
For example, imagine that you had a questionnaire that asked the user a number of questions in radiobutton and checkbox form.
If no time-out is defined in the Regex constructor call or in the application domain's properties, or if the time-out value is Regex method to determine whether a string is a valid part number.
The regular expression assumes that the part number has a specific format that consists of three sets of characters separated by hyphens.
If you want to determine whether one or more strings match a regular expression pattern and then retrieve them for subsequent manipulation, call the Match or Matches method.(For more information on the other validation Web controls be sure to read Server Control Form Validation.) By simply using the first four ASP.NET validation Web controls (the Required Field Validator, the Compare Validator, the Range Validator, and the Regular Expression Validator), you will be able to solve the vast majority of your form validation needs.The first set, which contains four characters, must consist of an alphanumeric character followed by two numeric characters followed by an alphanumeric character.The second set, which consists of three characters, must be numeric.Here are some of them: French Phone Number - (0( \d\d ))? \d\d \d\d(\d \d \d\d )\d\d German Phone Number - ((\(0\d\d\) (\(0\d\) )? Being math nerds, you may wish to ask them what their favorite prime number is.As you'll recall from many years ago, a prime number is a number that is only divisible by the number 1 and itself. Suprotim is also the founder and primary contributor to Dev Curry, Dot Net Curry and SQLServer Curry. NET and Visual Studio 2008/2010, you can easily get these expressions by dropping a Regular Expression Validator and browsing through the Regular Expression Editor ( Select the Validator Validation Expression)If you are looking out for some more Regular Expressions, check out these two sites with plenty of resources on it and Regular Expression Library Will you give this article a 1 ? NET Architecture MVP (Microsoft Most Valuable Professional) works as an Architect Consultant and provides consultancy on how to design and develop Web applications.