Validating datagridview

06-Nov-2015 01:06 by 4 Comments

Validating datagridview

Add a Data Grid View control and two Buttons on a Form.

validating datagridview-81

Open(); sql Data Adapter = new Sql Data Adapter(select Query String, sql Connection); sql Command Builder = new Sql Command Builder(sql Data Adapter); data Table = new Data Table(); sql Data Adapter.

Fill(data Table); binding Source = new Binding Source(); binding Source. Data Source = binding Source; // if you want to hide Identity column data Grid View Trial. Visible = false; } private void add Upadate Button_Click(object sender, Event Args e) { try { sql Data Adapter. To String()); } } private void delete Button_Click(object sender, Event Args e) { try { data Grid View Trial.

Update(data Table); } catch (Exception exception Obj) { Message Box.

Ganesh Kumar Software Developer SIR MY PROBLEM IS WHEN I UPDATE COLUM IN GRIDVIEW THAN EXEPTION ARISE NO METHOD OVERLOD MY COD IS: { Table1Table Adapter1.

Every now and then cell values of Data Grid View have to be validated. Name; // Check for the column to validate if (column Name.

We could use Cell Validating and Cell End Edit events to accomplish this. Equals("My Column")) { // Check if the input is empty if (string.

Here is a simple example to check if user input is empty or incorrect format: private void My Data Grid View_Cell Validating(object sender, Data Grid View Cell Validating Event Args e) { string column Name = this.

Cancel = true; } else { // Check if the input format is correct Regex date Pattern = new Regex("((19|20)[0-9]{2}[/](0[1-9]|1[012])[/](0[1-9]|[12][0-9]|3[01]))"); if (!

Cancel = true; } } } } private void My Data Grid View_Cell End Edit(object sender, Data Grid View Cell Event Args e) { this.

Error Text = "Format incorrect: \"yyyy/MM/dd\""; e.

Data Grid View control is one of the coolest features of Dot Net Framework.

You can use this control in Windows Form using Wizard or programmatically. i got tired of searching how to fill/update/delete datagridview.

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