【如果使用bootstrap的折叠模拟下拉菜单，如何让他在一次点击事件只显示一个？ _bottstrap 】

如果使用bootstrap的折叠模拟下拉菜单，如何让他在一次点击事件只显示一个？

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bottstrap

详细描述

截图

代码

.second-line {
    padding-right: 30px;
}
#downlist {
    list-style: none;
}
.down-line {
    position: relative;
    display: inline-block;
    margin: 10px auto; 
}
.down-line ul {
    position: absolute;
    z-index: 1;
    width: 100%;
}
.down-line button {
    display: inline-flex;
    align-items: center;
    padding: 5px 5px;
    border: 2px solid #f2f2f2;
    font-size: .14rem;
    color: #999999;
}
/* 右侧下拉图标 */
.down-line button p {
    display: inline-block;
    width: 22px;
    height: 26px;
    margin-left: 25px;
    border-radius: 5.5%;
    background: #1d7ad9;
}
.down-line button p::after {
    content: "";
    display: inline-block;
    width: 10px;
    height: 6px;
    border-top: 6px solid white;
    border-right: 5px solid transparent;
    border-left: 5px solid transparent; 

}
/* 下拉选框样式 */
#downlist {
    border: 1px solid #f2f2f2;
    border-top: none;  
}
#downlist li {
    padding-top: 5px;
    padding-bottom: 5px; 
    background: white;
}
#downlist a {
    color: #888888 !important;
    text-decoration: none;
}
#downlist li:hover {
    background: #f2f2f2;
}

<div class="row forth-line align-items-center">
                    <div class="col-sm-10">
                        <input class="circlebox" type="radio" id="material1" name="boxtype">
                        <label for="material1">三层A瓦优质</label>
                        <input class="circlebox" type="radio" id="material2" name="boxtype">
                        <label for="material2">三层A瓦优质</label>
                        <input class="circlebox" type="radio" id="material3" name="boxtype">
                        <label for="material3">三层A瓦优质</label>
                        <input class="circlebox" type="radio" id="material4" name="boxtype">
                        <label for="material4">三层A瓦优质</label>
                        <input class="circlebox" type="radio" id="material5" name="boxtype">
                        <label for="material5">三层A瓦优质</label>
                    </div>
                    <div class="col-sm-2 text-right">
                        <div class="down-line">
                            <button data-toggle="collapse" data-target="#downlist3">
                                查看详情
                                <p></p>
                            </button>
                            <ul id="downlist3" class="collapse text-center">
                                <li>
                                    <a href="#">emmmm</a>
                                </li>
                                <li>
                                    <a href="#">emmmm</a>
                                </li>
                                <li>
                                    <a href="#">emmmm</a>
                                </li>
                            </ul>

                        </div>
                    </div>
                </div>
            </div>

编辑于2024-11-15