Question

我有2个下拉列表，第二个选项取决于第一个选择。我在OSX上，并且在Chrome和FF中工作正常，但仅在Safari中，第二个下拉列表显示了所有选项，而不是从第一个下拉列表中选择的选项。

我似乎仅在Safari中找不到有关此类问题的任何信息。这是我的代码：

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Untitled Document</title>
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.0/jquery.min.js" language="JavaScript" type="text/javascript"></script>
    <style type="text/css">
.subcat option{
    display:none;
    right: 10px;
}

.subcat option.label{
    display: inline;
        }


    .select {
    position: relative;
    display: inline-block;
    margin-bottom: 15px;
    width: 262px;
    margin: 0 20px 0 0;
}

        .select select {
        font-family: Overpass, Arial, Helvetica, sans-serif;
        font-size: 18px;
        display: inline-block;
        width: 100%;
        cursor: pointer;
        padding: 15px 20px;
        outline: 0;
        border: 1px solid #ccc;
        border-radius: 0px;
        background: none;
        color: #666666;
        appearance: none;
        -webkit-appearance: none;
        -moz-appearance: none;
    }
        .select select::-ms-expand {
            display: none;
        }
        .select select:hover,
        .select select:focus {
            color: #000000;
            background: none;
        }
        .select select:disabled {
            opacity: 0.5;
            pointer-events: none;
        }
.select_arrow {
    position: absolute;
    top: 16px;
    right: 25px;
    width: 10px;
    height: 10px;
    border: solid #df0700;
    border-width: 0 2px 2px 0;
    display: inline-block;
    padding: 3px;
    transform: rotate(45deg);
    -webkit-transform: rotate(45deg);
    z-index: -99;
}
.select select:hover ~ .select_arrow,
.select select:focus ~ .select_arrow {
    border-color: #df070;
}
.select select:disabled ~ .select_arrow {
    border-top-color: #cccccc;
}



</style>

<script>
    function goToNewPage()
  {
    var url = document.getElementById('store').value;
    console.log(url);
    if(url != 'none') {
      window.location = url;
    }
  }
</script>
</head>

<body style="width: 773px">



    <form style="margin: 40px 0" id="formname" name="Sate-Store">
    <div class="select">
                    <select name="state" id="state">
                        <option value="">Select state</option>
                        <option value="ma">MA</option>
                        <option value="me">ME</option>
                        <option value="nh">NH</option>
                    </select>
    <div class="select_arrow">
        </div></div>

        <div class="select">
                    <select disabled="disabled" class="subcat" id="store" name="store">
                        <option value>Select a store</option>
                        <!-- MA -->
                        <option rel="ma" value="ma_store_1">MA Store 1</option>
            <option rel="ma" value="https://www.google.com">MA Store 2</option>
                        <option rel="ma" value="ma_store_3">MA Store 3</option>
                        <option rel="ma" value="ma_store_4">MA Store 4</option>
                        <option rel="ma" value="ma_store_5">MA Store 5</option>
                        <!-- ME -->
                        <option rel="me" value="me_store_1">ME Store 1</option>
                        <option rel="me" value="me_store_2">ME Store 2</option>
                        <option rel="me" value="me_store_3">ME Store 3</option>
                        <option rel="me" value="me_store_4">ME Store 4</option>
                        <option rel="me" value="me_store_5">ME Store 5</option>
                        <!-- MH -->
                        <option rel="nh" value="nh_store_1">NH Store 1</option>
                        <option rel="nh" value="nh_store_2">NH Store 2</option>
                        <option rel="nh" value="nh_store_3">NH Store 3</option>
                        <option rel="nh" value="nh_store_4">NH Store 4</option>
                        <option rel="nh" value="nh_store_5">NH Store 5</option>
                    </select>
            <div class="select_arrow">
        </div></div>
          <input type=button value="Start shopping" onclick="goToNewPage()" style="font-family: Overpass, Arial, Helvetica, sans-serif; font-size: 18px;
    display: inline-block;
    width: 197px;
    cursor: pointer;
    padding: 15px 20px 13px;
    outline: 0;
    border: 1px solid #ccc;
    border-radius: 0px;
    background: #df0700;
    color: #fff;" />

    </form>

<script type="text/javascript">
$(function(){

    var $cat = $("#state"),
        $subcat = $(".subcat");

    $cat.on("change",function(){
        var _rel = $(this).val();
        $subcat.find("option").attr("style","");
        $subcat.val("");
        if(!_rel) return $subcat.prop("disabled",true);
        $subcat.find("[rel="+_rel+"]").show();
        $subcat.prop("disabled",false);
    });

});
</script> 

 </body>
</html>

jsfiddle

从属下拉列表仅在Safari中无法正常运行

0 个答案: