object expected error in this line,--> OnClientClick="return validation1(<%=maxnumber %>);
Syntax error : in this line :for(i=0;i<maxno;i++)
i want to validate atleast a single checkbox to be selected ...
also i dont know how to do server side side validation for this generated checkboxes ....and then need to display the selected checkbox after validation.....??
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- <head>
- <script language="javascript">
- function validation1(maxno)
- {
- var val1;
- alert(sda);
- for(i=1;i<maxno;i++)
- {
- if(document.getElementById('chk_'+i).checked)
- val=1;
- }
- if(val==0)
- {
- alert("Select atleast 1")
- return false;
- }
- }
- </script>
- </head>
- <body>
- ------fewcodes for conxn and other stuff......
- <%
- dim maxnumber as integer = dr.item("mxno")
- For i As Integer = 1 To maxnumber %>
- <input type="checkbox" id="chk_<%=i%>" name="chk_<%=i %>" /><%=i%>
- <% End If
- Next %>
- <asp:Button ID="chkbtn" runat="server" text="continue" OnClientClick="return validation1(<%=maxnumber %>);"/>
- </body>