<script type="text/javascript">
            function collect() {
                alert('in function');
                var adds = new Array();
                alert(adds);
        for (var i = 0; i < control.getElementByName("box").value; i++) {
            alert('innn function');
            if (control.getElementByName("box[i]").checked)
                adds = control.getElementByName("box[i]").value;
        }
        alret(adds);
        //window.location="/collect.aspx?value="+adds;
        control.getElementByN开发者_运维知识库ame("Label1").appendChild(adds);
        } 
</script>
calling function on button:
  <asp:Button ID="Button1" runat="server" onclick="Button1_Click" Text="Button" OnClientClick="collect() "/>
Try changing
for (var i = 0; i < control.getElementByName("box").value; i++) {
   alert('innn function');
   if (control.getElementByName("box[i]").checked)
   adds = control.getElementByName("box[i]").value;
}
To:
for (var i = 0; i < control.getElementByName("box").value; i++) {
   alert('innn function');
   if (control.getElementByName("box[" + i + "]").checked)
   adds = control.getElementByName("box[" + i + "]").value;
}
 
         
                                         
                                         
                                         
                                        ![Interactive visualization of a graph in python [closed]](https://www.devze.com/res/2023/04-10/09/92d32fe8c0d22fb96bd6f6e8b7d1f457.gif) 
                                         
                                         
                                         
                                         加载中,请稍侯......
 加载中,请稍侯......
      
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