AttributeCollection.Remove(String) Method
Definition
Important
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Removes an attribute from a server control's AttributeCollection object.
public:
void Remove(System::String ^ key);
public void Remove (string key);
member this.Remove : string -> unit
Public Sub Remove (key As String)
Parameters
- key
- String
The name of the attribute to remove.
Examples
The following example shows how to programmatically remove an attribute from an HTML server control's AttributeCollection object.
<%@ 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 SubmitBtn_Click(object sender, EventArgs e)
{
FirstSelect.Attributes.Remove("Size");
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>AttributeCollection Example</title>
</head>
<body>
<form id="form1" runat="server">
<div>
Make a selection:
<select id="FirstSelect"
size="10"
runat="server">
<option>This</option>
<option>That</option>
<option>Other</option>
</select>
<br/><br/>
<input type="submit"
id="SubmitBtn"
value="Remove Size Attribute"
onserverclick="SubmitBtn_Click"
runat="server"/>
</div>
</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 SubmitBtn_Click(ByVal sender As Object, ByVal e As System.EventArgs)
FirstSelect.Attributes.Remove("Size")
End Sub
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>AttributeCollection Example</title>
</head>
<body>
<form id="form1" runat="server">
<div>
Make a selection:
<select id="FirstSelect"
size="10"
runat="server">
<option>This</option>
<option>That</option>
<option>Other</option>
</select>
<br/><br/>
<input type="submit"
id="SubmitBtn"
value="Remove Size Attribute"
onserverclick="SubmitBtn_Click"
runat="server"/>
</div>
</form>
</body>
</html>
Remarks
If the AttributeCollection object does not contain an attribute that has the specified key
, the collection remains unchanged. No exception is thrown.
Applies to
See also
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