Regular Expression for alphanumeric password in C#

By Ankit Goyal | August 5, 2009 | 4,284 views
Category .NET

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The task at hand is to validate the Textbox in asp.net for a valid password which should be an alphanumeric string consisting of numbers and alphabets only. It should have atleast 1 number and 1 a

We can attach a RegularExpressionValidator to the text box with the following regular expression:

regalphanumeric