function FillCity() { str = document.all["MyDropDownList"].value ; document.all["DropDownList"].length=0; soption = "Select City" st = new Option(soption,""); document.all["DropDownList"].add(st) for (i=1;i
function FillCity()
{
str = document.all["MyDropDownList"].value ;
document.all["DropDownList"].length=0;
soption = "Select City"
st = new Option(soption,"");
document.all["DropDownList"].add(st)
for (i=1;i<8;i++){
if (JCountry[i] == str){
soption = JCity[i];
st = new Option(soption,soption);
document.all["DropDownList"].add(st)
}
}
}
Here is the code. <script runat="server" >
public void Page_Load ( object sender, EventArgs e)
{
MyDropDownList.Attributes.Add("OnChange", "FillCity()") ;
MyDropDownList.Items.Add(new ListItem("Selecy Country", ""));
MyDropDownList.Items.Add(new ListItem("India", "IND"));
MyDropDownList.Items.Add(new ListItem("United Kingdom", "UK"));
MyDropDownList.Items.Add(new ListItem("United States", "US"));
MyDropDownList.Items.Add(new ListItem("France", "FR"));
MyDropDownList.Items.Add(new ListItem("Srilanka", "SR"));
DropDownList.Items.Add(new ListItem("Selecy City", ""));
String strString;
strString = "<script language='JavaScript' >";
strString += "JCountry = new Array(15);";
strString += "JCountry[1] = 'IND';";
strString += "JCountry[2] = 'IND';";
strString += "JCountry[3] = 'US';";
strString += "JCountry[4] = 'US';";
strString += "JCountry[5] = 'US';";
strString += "JCountry[6] = 'UK';";
strString += "JCountry[7] = 'UK';";
strString += "JCity = new Array(20);";
strString += "JCity[1] = 'Mumbai';";
strString += "JCity[2] = 'Pune';";
strString += "JCity[3] = 'New York';";
strString += "JCity[4] = 'Chicago';";
strString += "JCity[5] = 'Washignton';";
strString += "JCity[6] = 'London';";
strString += "JCity[7] = 'Leeds';";
strString += "<" + "/" + "script>";
Response.Write(strString);
}
public void alphaSubmit(object sender , EventArgs e)
{
}
</script>
<script language="JavaScript" >
function FillCity()
{
str = document.all["MyDropDownList"].value ;
document.all["DropDownList"].length=0;
soption = "Select City"
st = new Option(soption,"");
document.all["DropDownList"].add(st)
for (i=1;i<8;i++){
if (JCountry[i] == str){
soption = JCity[i];
st = new Option(soption,soption);
document.all["DropDownList"].add(st)
}
}
}
</script>
<H1>Combination OF C# and JavaScript </H1><br>
By Laxmikant Shrotri
<Form name="MyForm" runat="server">
<asp:Dropdownlist id="MyDropDownList" DataValueField = "CountryCode" DataTextField = "Country" runat="server" />
<asp:Dropdownlist id="DropDownList" DataValueField = "CountryCode" DataTextField = "Country" runat="server" />
| DISCLAIMER: The content provided in this article is not warranted or guaranteed by Developer Shed, Inc. The content provided is intended for entertainment and/or educational purposes in order to introduce to the reader key ideas, concepts, and/or product reviews. As such it is incumbent upon the reader to employ real-world tactics for security and implementation of best practices. We are not liable for any negative consequences that may result from implementing any information covered in our articles or tutorials. If this is a hardware review, it is not recommended to open and/or modify your hardware. |
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