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Regular Expression Details

Title Test Find Disallow Special Characters in string
Expression
^[a-zA-Z0-9]+(([_][a-zA-Z0-9])?[a-zA-Z0-9]*)*$
Description
This Regular Expression. I have used with ASP.NET Regular expression for validating that input string should not have special characters(e.g. $,#,@ etc.]
Matches
Employee | Employee_Test | Employee_Dept
Non-Matches
Employee.Test | Employee$Test | Employee@Test
Author Rating: Not yet rated. Kiran Patil
Source
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