TextBoxBase.Text 属性
定义
重要
一些信息与预发行产品相关,相应产品在发行之前可能会进行重大修改。 对于此处提供的信息,Microsoft 不作任何明示或暗示的担保。
获取或设置文本框中的当前文本。
public:
virtual property System::String ^ Text { System::String ^ get(); void set(System::String ^ value); };
public override string Text { get; set; }
member this.Text : string with get, set
Public Overrides Property Text As String
属性值
在控件中显示的文本。
示例
下面的代码示例使用 TextBox派生类创建具有垂直滚动条的多行 TextBox 控件。 此示例还使用AcceptsTabAcceptsReturn和WordWrap属性使多行文本框控件可用于创建文本文档。
public:
void CreateMyMultilineTextBox()
{
// Create an instance of a TextBox control.
TextBox^ textBox1 = gcnew TextBox;
// Set the Multiline property to true.
textBox1->Multiline = true;
// Add vertical scroll bars to the TextBox control.
textBox1->ScrollBars = ScrollBars::Vertical;
// Allow the RETURN key in the TextBox control.
textBox1->AcceptsReturn = true;
// Allow the TAB key to be entered in the TextBox control.
textBox1->AcceptsTab = true;
// Set WordWrap to true to allow text to wrap to the next line.
textBox1->WordWrap = true;
// Set the default text of the control.
textBox1->Text = "Welcome!" + Environment::NewLine + "Second Line";
}
public void CreateMyMultilineTextBox()
{
// Create an instance of a TextBox control.
TextBox textBox1 = new TextBox();
// Set the Multiline property to true.
textBox1.Multiline = true;
// Add vertical scroll bars to the TextBox control.
textBox1.ScrollBars = ScrollBars.Vertical;
// Allow the RETURN key in the TextBox control.
textBox1.AcceptsReturn = true;
// Allow the TAB key to be entered in the TextBox control.
textBox1.AcceptsTab = true;
// Set WordWrap to true to allow text to wrap to the next line.
textBox1.WordWrap = true;
// Set the default text of the control.
textBox1.Text = "Welcome!" + Environment.NewLine + "Second Line";
}
Public Sub CreateMyMultilineTextBox()
' Create an instance of a TextBox control.
Dim textBox1 As New TextBox()
' Set the Multiline property to true.
textBox1.Multiline = True
' Add vertical scroll bars to the TextBox control.
textBox1.ScrollBars = ScrollBars.Vertical
' Allow the RETURN key in the TextBox control.
textBox1.AcceptsReturn = True
' Allow the TAB key to be entered in the TextBox control.
textBox1.AcceptsTab = True
' Set WordWrap to true to allow text to wrap to the next line.
textBox1.WordWrap = True
' Set the default text of the control.
textBox1.Text = "Welcome!" & Environment.NewLine & "Second Line"
End Sub
注解
若要在文本框中显示多行文本,请将 Multiline 属性设置为 true
。 若要读取或设置多行文本框的文本,请使用 Lines 该属性。 控件中 RichTextBox 可输入的文本量仅受可用系统内存的限制。