Javascript 在引导停止中切换菜单<；a href="&引用&燃气轮机；从工作

我尝试在菜单中的每个链接中添加一个切换，这样在按下链接后，手机上的菜单就会关闭。我通过在

区块1
区块2
区块3

试试这个

<div class="collapse navbar-collapse" id="navbarSupportedContent">
    <ul class="navbar-nav mr-auto">
        <li class="nav-item dropdown">
            <a class="nav-link" href="#" id="navbarDropdown" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false"> Menu Name 1 </a>
            <div class="dropdown-menu" aria-labelledby="navbarDropdown">
                <a href="#block1" class="dropdown-item">Submenu 1-1</a>
                <a href="#block2" class="dropdown-item"> Submenu 1-2</a>
                <a href="#block3" class="dropdown-item">Submenu 1-3</a>
            </div>
        </li> 


       <li class="nav-item dropdown">
            <a class="nav-link" href="#" id="navbarDropdown" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false"> Menu Name 2 </a>
            <div class="dropdown-menu" aria-labelledby="navbarDropdown">
                <a href="#link1" class="dropdown-item"> Submenu 2-1</a>
                <a href="#link2" class="dropdown-item"> Submenu 2-2</a>
                <a href="#link3" class="dropdown-item"> Submenu 2-3</a>
            </div>
        </li> 
     </ul>
</div>

试试这个

<div class="collapse navbar-collapse" id="navbarSupportedContent">
    <ul class="navbar-nav mr-auto">
        <li class="nav-item dropdown">
            <a class="nav-link" href="#" id="navbarDropdown" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false"> Menu Name 1 </a>
            <div class="dropdown-menu" aria-labelledby="navbarDropdown">
                <a href="#block1" class="dropdown-item">Submenu 1-1</a>
                <a href="#block2" class="dropdown-item"> Submenu 1-2</a>
                <a href="#block3" class="dropdown-item">Submenu 1-3</a>
            </div>
        </li> 


       <li class="nav-item dropdown">
            <a class="nav-link" href="#" id="navbarDropdown" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false"> Menu Name 2 </a>
            <div class="dropdown-menu" aria-labelledby="navbarDropdown">
                <a href="#link1" class="dropdown-item"> Submenu 2-1</a>
                <a href="#link2" class="dropdown-item"> Submenu 2-2</a>
                <a href="#link3" class="dropdown-item"> Submenu 2-3</a>
            </div>
        </li> 
     </ul>
</div>

我不需要所有内容都在菜单中，我希望每当我按下菜单中的一个链接时，菜单关闭并链接到锚链接。我不需要所有内容都在菜单中，我希望每当我按下菜单中的一个链接时，菜单关闭并链接到锚链接。