Ba salami Dobare ba Yek Amoozesh dige oomadim
ba in Code faghat mitoonin Number Benevisin dar TextBox
ba in Code Mitoonid faghat Character Koochik benevisin
Tozihat : e.KeyChar == (int) Keys.Back in yani beshe pak ham kard
Source Ro Doostan Zahmat Bekeshan.ba in Amoozesh kheyli Kara mishe Kard
ba in Code faghat mitoonin Number Benevisin dar TextBox
- Code:
private void textBox1_KeyPress (object sender, KeyPressEventArgs e)
{
if (char.IsDigit(e.KeyChar) || e.KeyChar == (int) Keys.Back)
{
e.Handled = false;
}
else
{
e.Handled = true;
}
}
ba in Code Mitoonid faghat Character Koochik benevisin
- Code:
private void textBox1_KeyPress (object sender, KeyPressEventArgs e)
{
if (char.IsLower(e.KeyChar) || e.KeyChar == (int)Keys.Back)
{
e.Handled = false;
}
else
{
e.Handled = true;
}
}
- Code:
private void textBox1_KeyPress (object sender, KeyPressEventArgs e)
{
if (char.IsUpper(e.KeyChar) || e.KeyChar == (int)Keys.Back)
{
e.Handled = false;
}
else
{
e.Handled = true;
}
}
- Code:
private void textBox1_KeyPress (object sender, KeyPressEventArgs e)
{
if (char.IsLetter(e.KeyChar) || e.KeyChar == (int)Keys.Back)
{
e.Handled = false;
}
else
{
e.Handled = true;
}
}
- Code:
private void textBox1_KeyPress (object sender, KeyPressEventArgs e)
{
if (char.IsSymbol(e.KeyChar) || e.KeyChar == (int)Keys.Back)
{
e.Handled = false;
}
else
{
e.Handled = true;
}
}
Tozihat : e.KeyChar == (int) Keys.Back in yani beshe pak ham kard
Source Ro Doostan Zahmat Bekeshan.ba in Amoozesh kheyli Kara mishe Kard