Allow only integers in TextBoxes

Question

I\'m having a problem with checking textboxes and making sure there\'s only integers in them.

So far I\'m able to confirm that there\'s text in the textboxes, but checki

Answer 1

Override the Validating event in your form's textboxes and then you can do a TryParse on the contents.

public void textBox1_Validating(...)
{
  // TryParse
}