drwo32555 2011-02-24 22:03
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相关单选按钮和下拉列表

i am trying to make a form, in which i have a number of radio buttons (created dynamically), and a drop down list.

In the drop down list i have numbers. I want the drop down list to depend on the radio button currently pressed, meaning that, if i press the first button, the maximum number appearing in the drop down list will be a value x, if i press another radio will be a value y. This values represent a php variable.

What is the easiest way to do this thing?

Thank you!

Editing:

i tried:

<html>
<head>
<style>
    #ca {
        display: none;
    }
</style>

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.5.1/jquery.min.js" type="text/javascript"></script>
<script>
$(document).ready(function() {
    $("input:radio").click(function() {
        $('.searchSelect').hide();
        $('#' + $(this).attr("value")).show();
    });
});
</script>
</head>
<body>
    <ul id="countrylist"> 
        <li> 
            <label for="US-country"> 
                <input name="store" id="US-country" type="radio" value="com" checked="checked" /> 
                USA</label> 
        </li> 
        <li> 
            <label for="CA-country"> 
                <input name="store" id="CA-country" type="radio" value="ca"/> 
                Canada</label> 
        </li> 
    </ul> 
    <select name="search-alias-us" id="com" class="searchSelect" title="Search in"> 
        <option value="aps" selected="selected">All Departments</option> 
        <option value="apparel">Apparel &amp; Accessories</option> 
        <option value="automotive">Automotive</option> 
    </select> 
    <select name="search-alias-ca" id="ca" class="searchSelect" title="Search in"> 
        <option value="aps" selected="selected">All Departments</option> 
        <option value="stripbooks">Books</option> 
        <option value="popular">Music</option> 
    </select>
</body>
</html>

also included : the jquery 1.5 library . still, the drop down list does't change on radio button click.

thank you!

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1条回答 默认 最新

  • douyuliu9527 2011-02-24 22:52
    关注

    I'm not sure if I understand your question right but I once made something similar, what I did was output all dropdownlists and hid them with css then on clicking the radiobutton unhid the dropdownlist I needed using jquery

    http://jsfiddle.net/6svcD/

    It can be even shorter with show() and hide()

    $(function() {
        $("input:radio").click(function () {
           $('.searchSelect').hide();
           $('#' + $(this).attr("value")).show();
        });
    });
    

    The whole page below or here: http://jsfiddle.net/MrAGF/1/

        <html>
    <head>
    <style>
        #ca {
            display: none;
        }
    </style>
    
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.5.1/jquery.min.js" type="text/javascript"></script>
    <script>
    $(document).ready(function() {
        $("input:radio").click(function() {
            $('.searchSelect').hide();
            $('#' + $(this).attr("value")).show();
        });
    });
    </script>
    </head>
    <body>
        <ul id="countrylist"> 
            <li> 
                <label for="US-country"> 
                    <input name="store" id="US-country" type="radio" value="com" checked="checked" /> 
                    USA</label> 
            </li> 
            <li> 
                <label for="CA-country"> 
                    <input name="store" id="CA-country" type="radio" value="ca"/> 
                    Canada</label> 
            </li> 
        </ul> 
        <select name="search-alias-us" id="com" class="searchSelect" title="Search in"> 
            <option value="aps" selected="selected">All Departments</option> 
            <option value="apparel">Apparel &amp; Accessories</option> 
            <option value="automotive">Automotive</option> 
        </select> 
        <select name="search-alias-ca" id="ca" class="searchSelect" title="Search in"> 
            <option value="aps" selected="selected">All Departments</option> 
            <option value="stripbooks">Books</option> 
            <option value="popular">Music</option> 
        </select>
    </body>
    </html>
    
    本回答被题主选为最佳回答 , 对您是否有帮助呢?
    评论

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