Validating textbox in c net Free mobile chat without registration


15-Dec-2016 11:47

In a Win Form I'm doing initial validation in the Form. To make the code short only three fields are shown in the code.

So before saving data, I want to validate whether all the required fields are filled (Text Boxes) by the user. I would rather use a generic function that would be passed each control on the form and based on the type of the control, separate validation logic would be written.

else validate insert 7 character~] using System; using System.

Forms; namespace daniweb using System; using System.

validating textbox in c net-78

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Text = "" End If End Sub End Class Text Box control has additional functionality that is not found in the standard Windows text box control, including multiline editing and password character masking. Text Box Control The properties like Auto Complete Custom Source, Auto Complete Mode and Auto Complete Source to perform a Text Box that automatically completes user input strings by comparing the prefix letters being entered to the prefixes of all strings in a data source.

Hi Hi seems like i have so many queries for programming.. textbox use to set the password how can i make a program so that i can set MINIMUM character to be inserted in textbox is 7 then i can save the data if not validate[ insert password with at least 7 character] something like that haas.

sorry if you don't understand my question cause i don't really know to phrase my problem=| BTNOK[ to check if textbox 7 character and then run save if it is.

However, control never enters the "if" block in the below use case: 1. (which means error Provider1 will have "Password invalid!

(which means error Provider1 will have null (or) be null - I don't exactly understand) I know this is because of something I'm missing to understand using "null".

Error Provider Friend With Events txt Email As System.



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