HtmlInputReset Construtores

Definição

Espaço de Nomes:: System.Web.UI.HtmlControls

Assemblagem:: System.Web.dll

Importante

Algumas informações dizem respeito a um produto pré-lançado que pode ser substancialmente modificado antes de ser lançado. A Microsoft não faz garantias, de forma expressa ou implícita, em relação à informação aqui apresentada.

Inicializa uma nova instância da HtmlInputReset classe.

Sobrecargas

Name	Description
HtmlInputReset()	Inicializa uma nova instância da HtmlInputReset classe usando valores por defeito.
HtmlInputReset(String)	Inicializa uma nova instância da HtmlInputReset classe usando o tipo de entrada especificado.

HtmlInputReset()

Inicializa uma nova instância da HtmlInputReset classe usando valores por defeito.

public:
 HtmlInputReset();

public HtmlInputReset();

Public Sub New ()

Exemplos

O exemplo de código seguinte demonstra como usar o HtmlInputReset controlo para redefinir os valores de um formulário de página Web.


<%@ Page Language="C#" %>

 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">

     protected void Page_Load(object sender, EventArgs e)
     {
       // Define an HtmlInputReset button using the default constructor.
       HtmlInputReset reset1 = new HtmlInputReset();
       reset1.ID = "ResetButton1";
       reset1.Value = "Reset 1";
       
       // Define an HtmlInputReset button as type "reset".
       HtmlInputReset reset2 = new HtmlInputReset("reset");
       reset2.ID = "ResetButton2";
       reset2.Value = "Reset 2";

       // Define an HtmlInputReset button as custom type "custom".
       // This is not a valid HTML input type so a standared input
       // field will be displayed.
       HtmlInputReset reset3 = new HtmlInputReset("custom");
       reset3.ID = "ResetButton3";
       reset3.Value = "Reset 3";
       
       // Clear the PlaceHolder control and add the Reset buttons to it.
       PlaceHolder.Controls.Clear();
       PlaceHolder.Controls.Add(reset1);
       PlaceHolder.Controls.Add(new LiteralControl("<br />"));
       PlaceHolder.Controls.Add(reset2);
       PlaceHolder.Controls.Add(new LiteralControl("<br />"));
       PlaceHolder.Controls.Add(reset3);
       
     }
</script>

<html xmlns="http://www.w3.org/1999/xhtml" > 

<head>

  <title>HtmlInputReset Example</title>

</head>

<body>

   <form id="form1" runat="server">

      <h3> HtmlInputReset Example </h3>

      <asp:PlaceHolder id="PlaceHolder"
                       runat="server">
      </asp:PlaceHolder>
      
      <br />

      Change the text in the input field and then click 
      "Reset 1" or "Reset 2" to change it back to its initial
      value.

   </form>

</body>

</html>


<%@ Page Language="VB" %>


<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">

  Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs)

    ' Define an HtmlInputReset button using the default constructor.
    Dim reset1 As New HtmlInputReset()
    reset1.ID = "ResetButton1"
    reset1.Value = "Reset 1"
       
    ' Define an HtmlInputReset button as type "reset".
    Dim reset2 As New HtmlInputReset("reset")
    reset2.ID = "ResetButton2"
    reset2.Value = "Reset 2"

    ' Define an HtmlInputReset button as custom type "custom".
    ' This is not a valid HTML input type so a standared input
    ' field will be displayed.
    Dim reset3 As New HtmlInputReset("custom")
    reset3.ID = "ResetButton3"
    reset3.Value = "Reset 3"
       
    ' Clear the PlaceHolder control and add the Reset buttons to it.
    PlaceHolder.Controls.Clear()
    PlaceHolder.Controls.Add(reset1)
    PlaceHolder.Controls.Add(New LiteralControl("<br />"))
    PlaceHolder.Controls.Add(reset2)
    PlaceHolder.Controls.Add(New LiteralControl("<br />"))
    PlaceHolder.Controls.Add(reset3)
    
  End Sub
  
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >

<head>

  <title>HtmlInputReset Example</title>

</head>

<body>
    <form id="form1" runat="server">

      <h3> HtmlInputReset Example </h3>

      <asp:PlaceHolder id="PlaceHolder"
                       runat="server">
      </asp:PlaceHolder>
      
      <br />

      Change the text in the input field and then click 
      "Reset 1" or "Reset 2" to change it back to its initial
      value.

    </form>
</body>

</html>

Observações

A tabela seguinte mostra o valor inicial da propriedade para uma instância de HtmlInputReset.

Property	Value
HtmlControl.TagName	A corda literal de "reset".

Aplica-se a

HtmlInputReset(String)

Inicializa uma nova instância da HtmlInputReset classe usando o tipo de entrada especificado.

public:
 HtmlInputReset(System::String ^ type);

public HtmlInputReset(string type);

new System.Web.UI.HtmlControls.HtmlInputReset : string -> System.Web.UI.HtmlControls.HtmlInputReset

Public Sub New (type As String)

Parâmetros

type: String

O tipo de entrada.

Exemplos

O exemplo de código seguinte demonstra como usar o HtmlInputReset controlo para redefinir os valores de um formulário de página Web.


<%@ Page Language="C#" %>

 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">

     protected void Page_Load(object sender, EventArgs e)
     {
       // Define an HtmlInputReset button using the default constructor.
       HtmlInputReset reset1 = new HtmlInputReset();
       reset1.ID = "ResetButton1";
       reset1.Value = "Reset 1";
       
       // Define an HtmlInputReset button as type "reset".
       HtmlInputReset reset2 = new HtmlInputReset("reset");
       reset2.ID = "ResetButton2";
       reset2.Value = "Reset 2";

       // Define an HtmlInputReset button as custom type "custom".
       // This is not a valid HTML input type so a standared input
       // field will be displayed.
       HtmlInputReset reset3 = new HtmlInputReset("custom");
       reset3.ID = "ResetButton3";
       reset3.Value = "Reset 3";
       
       // Clear the PlaceHolder control and add the Reset buttons to it.
       PlaceHolder.Controls.Clear();
       PlaceHolder.Controls.Add(reset1);
       PlaceHolder.Controls.Add(new LiteralControl("<br />"));
       PlaceHolder.Controls.Add(reset2);
       PlaceHolder.Controls.Add(new LiteralControl("<br />"));
       PlaceHolder.Controls.Add(reset3);
       
     }
</script>

<html xmlns="http://www.w3.org/1999/xhtml" > 

<head>

  <title>HtmlInputReset Example</title>

</head>

<body>

   <form id="form1" runat="server">

      <h3> HtmlInputReset Example </h3>

      <asp:PlaceHolder id="PlaceHolder"
                       runat="server">
      </asp:PlaceHolder>
      
      <br />

      Change the text in the input field and then click 
      "Reset 1" or "Reset 2" to change it back to its initial
      value.

   </form>

</body>

</html>


<%@ Page Language="VB" %>


<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">

  Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs)

    ' Define an HtmlInputReset button using the default constructor.
    Dim reset1 As New HtmlInputReset()
    reset1.ID = "ResetButton1"
    reset1.Value = "Reset 1"
       
    ' Define an HtmlInputReset button as type "reset".
    Dim reset2 As New HtmlInputReset("reset")
    reset2.ID = "ResetButton2"
    reset2.Value = "Reset 2"

    ' Define an HtmlInputReset button as custom type "custom".
    ' This is not a valid HTML input type so a standared input
    ' field will be displayed.
    Dim reset3 As New HtmlInputReset("custom")
    reset3.ID = "ResetButton3"
    reset3.Value = "Reset 3"
       
    ' Clear the PlaceHolder control and add the Reset buttons to it.
    PlaceHolder.Controls.Clear()
    PlaceHolder.Controls.Add(reset1)
    PlaceHolder.Controls.Add(New LiteralControl("<br />"))
    PlaceHolder.Controls.Add(reset2)
    PlaceHolder.Controls.Add(New LiteralControl("<br />"))
    PlaceHolder.Controls.Add(reset3)
    
  End Sub
  
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >

<head>

  <title>HtmlInputReset Example</title>

</head>

<body>
    <form id="form1" runat="server">

      <h3> HtmlInputReset Example </h3>

      <asp:PlaceHolder id="PlaceHolder"
                       runat="server">
      </asp:PlaceHolder>
      
      <br />

      Change the text in the input field and then click 
      "Reset 1" or "Reset 2" to change it back to its initial
      value.

    </form>
</body>

</html>

Observações

A tabela seguinte mostra o valor inicial da propriedade para uma instância de HtmlInputReset.

Property	Value
HtmlControl.TagName	O valor do `type` parâmetro.

Definir o type parâmetro para um valor não reconhecido como elemento HTML <input> válido resulta num elemento HTML <input> predefinido como campo de entrada de texto de uma linha.

Aplica-se a

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