C maskedtextbox validatingtype


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)\b"; string ip1 = "192.168.0.1"; string ip2 = "302.0.0.1"; Regex. Is Match(ip2, pattern); // returns false Correct, Masked Text Box does not allow you to do complex validations directly.

First, i would turn on Option Strict and Option Explicit, and turn off Option Infer.

To compare these properties and to demonstrate their usefulness when it comes to validating, we will look at validating a phone number.

The predefined Mask for a US phone number specifies that the area code (first three digits) is optional and the remaining seven digits are mandatory.

You can define your own custom mask or preferably select from a predefined set using the designer.