[Javascript] Checkbox validation

[Cutter (JS)]

Yeah, I do need the count later on, but Diego's answer was exactly what 
I needed (TYVM)

Cutter

Shawn Milo wrote:

> Kind of a weird thing. I think maybe you could just simplify it and 
> use a boolean. That should guarantee success, unless you need the 
> actual count later in the script.
>
> Milo
>
> On 1/4/06, *Cutter (JS)* <java.script at seacrets.com 
> <mailto:java.script at seacrets.com>> wrote:
>
>     OK, strange one here. Writing some custom form validation scripting on
>     some dynamically created forms. Currently I have a form where a
>     user can
>     delete files from the system. They have the ability to check a
>     checkbox
>     (name='deletefiles' value=[filename]) for each file they wish to
>     remove.
>     When the form is submitted a formValidate() function is called and, in
>     this instance, an isRequiredCheckbox(fldObj) function is called.
>     This is
>     to verify that at least one selection has been made. This works
>     great if
>     there are multiple files (which, in turn, means more than one
>     checkbox),
>     but doesn't work properly when there is only one file (and one
>     checkbox)? Below is the basic code affected. Any ideas would be
>     appreciated.
>
>     Cutter
>
>     //first of all you must know that the fldObj object has a property
>     'FieldName' that is the form field object
>     // as in fldObj.FieldName = document.forms.myform.mycheckboxfield;
>     function isRequiredCheckbox(fldObj){
>         valCheck = 0;
>         selChoices = -1;
>         for (counter = 0; counter < fldObj.FieldName.length; counter++){
>            if (fldObj.FieldName[counter].checked) {
>               selChoices = selChoices + 1;
>            }
>         }
>         if (selChoices < 0){
>            alert('You have not made any selections.');
>         } else {
>            valCheck = 1;
>         }
>         return valCheck;
>     }
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