в 15:30, 26 мая 2010

2010-05-26T15:30:47Z

Admin: 1 версия

2010-05-26T11:51:21Z

1 версия

Новая страница

==ArrayList: insert value by index (VB.net)==



<source lang="csharp">
<%@Page language="vb" %>
<script runat="server" language="vb">
Sub Page_Load()
Dim AnimalArrayList as new ArrayList()
AnimalArrayList.Add("Dog")
AnimalArrayList.Add("Cat")
AnimalArrayList.Add("Elephant")
AnimalArrayList.Add("Lion")
AnimalArrayList.Add("Cat")
AnimalArrayList.Insert(2,"Platypus")
MyDropDownList.DataSource = AnimalArrayList
MyDropDownList.DataBind()
End Sub
</script>
<html>
<form id="Form1" method="post" runat="server">
<asp:dropdownlist id="MyDropDownList" runat="server" />
</form>
</html>

</source>

==ArrayList: remove item by index (VB.net)==



<source lang="csharp">
<%@Page language="vb" %>
<script runat="server" language="vb">
Sub Page_Load()
Dim AnimalArrayList as new ArrayList
AnimalArrayList.Add("Dog")
AnimalArrayList.Add("Cat")
AnimalArrayList.Add("Elephant")
AnimalArrayList.Add("Lion")
AnimalArrayList.Add("Cat")
AnimalArrayList.Add("Platypus")
AnimalArrayList.Insert(1,"Chicken")
AnimalArrayList.Remove("Cat")
AnimalArrayList.RemoveAt(0)
MyDropDownList.DataSource = AnimalArrayList
MyDropDownList.DataBind()
End Sub
</script>
<html>
<form id="Form1" method="post" runat="server">
<asp:dropdownlist id="MyDropDownList" runat="server" />
</form>
</html>

</source>

==ArrayList: remove item (VB.net)==



<source lang="csharp">
<%@Page language="vb" %>
<script runat="server" language="vb">
Sub Page_Load()
Dim AnimalArrayList as new ArrayList
AnimalArrayList.Add("Dog")
AnimalArrayList.Add("Cat")
AnimalArrayList.Add("Elephant")
AnimalArrayList.Add("Lion")
AnimalArrayList.Add("Cat")
AnimalArrayList.Add("Platypus")
AnimalArrayList.Insert(1,"Chicken")
AnimalArrayList.Remove("Cat")
AnimalArrayList.RemoveAt(0)
MyDropDownList.DataSource = AnimalArrayList
MyDropDownList.DataBind()
End Sub
</script>
<html>
<form id="Form1" method="post" runat="server">
<asp:dropdownlist id="MyDropDownList" runat="server" />
</form>
</html>

</source>

==Bind arrayList to asp:dropdownlist (C#)==



<source lang="csharp">
<%@Page Language="c#" %>
<script runat="server" Language="c#">
void Page_Load()
{
ArrayList AnimalArrayList = new ArrayList();
AnimalArrayList.Add("Dog");
AnimalArrayList.Add("Cat");
AnimalArrayList.Add("Elephant");
AnimalArrayList.Add("Lion");
AnimalArrayList.Add("Cat");
MyDropDownList.DataSource = AnimalArrayList;
MyDropDownList.DataBind();
}
</script>
<html>
<form id="Form1" method="post" runat="server">
<asp:dropdownlist id="MyDropDownList" runat="server" />
</form>
</html>

</source>

==Inset element to ArrayList by index (C#)==



<source lang="csharp">
<%@Page Language="c#" %>
<script runat="server" Language="c#">
void Page_Load()
{
ArrayList AnimalArrayList = new ArrayList();
AnimalArrayList.Add("Dog");
AnimalArrayList.Add("Cat");
AnimalArrayList.Add("Elephant");
AnimalArrayList.Add("Lion");
AnimalArrayList.Add("Cat");
AnimalArrayList.Add("Platypus");
AnimalArrayList.Insert(1,"Chicken");
AnimalArrayList.Remove("Cat");
AnimalArrayList.RemoveAt(0);
MyDropDownList.DataSource = AnimalArrayList;
MyDropDownList.DataBind();
}
</script>
<html>
<form id="Form1" method="post" runat="server">
<asp:dropdownlist id="MyDropDownList" runat="server" />
</form>
</html>

</source>

==Remove object from ArrayList by Index (C#)==



<source lang="csharp">
<%@Page Language="c#" %>
<script runat="server" Language="c#">
void Page_Load()
{
ArrayList AnimalArrayList = new ArrayList();
AnimalArrayList.Add("Dog");
AnimalArrayList.Add("Cat");
AnimalArrayList.Add("Elephant");
AnimalArrayList.Add("Lion");
AnimalArrayList.Add("Cat");
AnimalArrayList.Add("Platypus");
AnimalArrayList.Insert(1,"Chicken");
AnimalArrayList.Remove("Cat");
AnimalArrayList.RemoveAt(0);
MyDropDownList.DataSource = AnimalArrayList;
MyDropDownList.DataBind();
}
</script>
<html>
<form id="Form1" method="post" runat="server">
<asp:dropdownlist id="MyDropDownList" runat="server" />
</form>
</html>

</source>

==Remove object from ArrayList (C#)==



<source lang="csharp">
<%@Page Language="c#" %>
<script runat="server" Language="c#">
void Page_Load()
{
ArrayList AnimalArrayList = new ArrayList();
AnimalArrayList.Add("Dog");
AnimalArrayList.Add("Cat");
AnimalArrayList.Add("Elephant");
AnimalArrayList.Add("Lion");
AnimalArrayList.Add("Cat");
AnimalArrayList.Add("Platypus");
AnimalArrayList.Insert(1,"Chicken");
AnimalArrayList.Remove("Cat");
AnimalArrayList.RemoveAt(0);
MyDropDownList.DataSource = AnimalArrayList;
MyDropDownList.DataBind();
}
</script>
<html>
<form id="Form1" method="post" runat="server">
<asp:dropdownlist id="MyDropDownList" runat="server" />
</form>
</html>

</source>

==Use array and ArrayList (VB.net)==



<source lang="csharp">
<%@ Page Language="VB" %>
<script runat="server">
Dim ColorList(6) as String
Dim FontList as new ArrayList()

Sub Page_Load
" Add the colors to the array
ColorList(0) = "Red"
ColorList(1) = "Orange"
ColorList(2) = "Yellow"
ColorList(3) = "Green"
ColorList(4) = "Blue"
ColorList(5) = "Indigo"
ColorList(6) = "Violet"

FontList.Add("Times New Roman")
FontList.Add("Arial")
FontList.Add("Verdana")
FontList.Add("Comic Sans MS")

If Not Page.IsPostback
Dim ColorName as String

For Each ColorName in ColorList
ddlColorList.Items.Add(ColorName)
Next

ddlFontList.DataSource = FontList
ddlFontList.DataBind()

End If
End Sub

Sub btnSelectColor_Click(sender As Object, e As EventArgs)
lblOutputMessage.Text = "You selected " & _
ddlColorList.SelectedItem.Value & " text written in " & _
ddlFontList.SelectedItem.Value
lblOutputMessage.ForeColor = _
System.Drawing.Color.FromName(ddlColorList.SelectedItem.Text)
lblOutputMessage.Font.Name = _
ddlFontList.SelectedItem.Text

End Sub
</script>
<html>
<head>
</head>
<body>
<form runat="server">
<p>
Select a color from the list:<asp:DropDownList id="ddlColorList" runat="server"></asp:DropDownList>
</p>
<p>
Then select a font sytle from the list:
<asp:DropDownList id="ddlFontList" runat="server"></asp:DropDownList>
</p>
<p>
 <asp:Button id="btnSelectColor" onclick="btnSelectColor_Click" runat="server" Text="Click here!"></asp:Button>
</p>
<p>
<asp:Label id="lblOutputMessage" runat="server"></asp:Label>
</p>
</form>
</body>
</html>

</source>

==Use ArrayList to fill dropdown value (C#)==



<source lang="csharp">
<%@ Page Language="C#" Debug="true" %>
<script runat="server">
void Page_Load()
{
ArrayList list = new ArrayList();
list.Add("none");
list.Add("Canada Post");
list.Add("UPS");

list.Insert(1,"FedEx");

MyDropDownList.DataSource = list;
MyDropDownList.DataBind();
}
</script>
<html>
<head>
<title>ArrayList Example</title>
</head>
<body>
<form id="Form1" method="post" runat="server">
<asp:dropdownlist id="MyDropDownList" runat="server"></asp:dropdownlist>
</form>
</body>
</html>

</source>

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ASP.Net/Collections/ArrayList - История изменений

в 15:30, 26 мая 2010

Admin: 1 версия