Textbox 輸入文字 既 Event 輸入 Character 檢查
form1.Design.cs 上加上 |
this.textBox1.KeyUp += new System.Windows.Forms.KeyEventHandler(textBox1_KeyUp); 或 this.textBox1.KeyUp += ( 再按 TAB ) |
form1.cs |
private void textBox1_KeyUp(object sender, KeyEventArgs e) { this.label1.Text = this.textBox1.Text; if(e.KeyCode == Keys.Enter) { this.label2.Text = "Enter"; }else{ this.label2.Text = ""; } } |