private void textBox1_KeyPress(object sender, KeyPressEventArgs e) { if (e.KeyChar != '\x0D') { return; } }
判断文本框内录入的字符是否为回车
private void textBox1_KeyPress(object sender, KeyPressEventArgs e) { if (e.KeyChar != '\x0D') { return; } }
判断文本框内录入的字符是否为回车