JS # hash

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
    <style>
        .flex-box{
            display: flex;height: 100px;
        }
        .center{
            flex: 1;
            display: flex;
            align-items: center;
            justify-content: center;
             border: 1px solid #ccc;
            box-sizing: border-box;
        }
    </style>
</head>
<body>
    <div class="flex-box">
        <span class="flex1 center route">home</span>
        <span class="flex1 center route">shop</span>
        <span class="flex1 center route">shopcar</span>
        <span class="flex1 center route">usercenter</span>
    </div>
    <div id="root"></div>
</body>
<script>
    const routes = [{
        path:'/0',
        template:'<div>00000000AA</div>'
    },{
        path:'/1',
        template:'<div>11111111BB</div>'
    },{
        path:'/2',
        template:'<div>22222222CC</div>'
    },{
        path:'/3',
        template:'<div>33333333DD</div>'
    }]
</span><span style="color: #0000ff;">var</span> list = document.getElementsByClassName(<span style="color: #800000;">'</span><span style="color: #800000;">route</span><span style="color: #800000;">'</span><span style="color: #000000;">);
</span><span style="color: #0000ff;">for</span> (let i <span style="color: #0000ff;">in</span><span style="color: #000000;"> list) {
    list[i].onclick </span>= ()=&gt; window.location.hash =`/<span style="color: #000000;">${i}`;
}

window.addEventListener(</span><span style="color: #800000;">'</span><span style="color: #800000;">hashchange</span><span style="color: #800000;">'</span><span style="color: #000000;">,function(e){
    </span><span style="color: #0000ff;">var</span> path = e.newURL.split(<span style="color: #800000;">'</span><span style="color: #800000;">#</span><span style="color: #800000;">'</span>)[<span style="color: #800080;">1</span><span style="color: #000000;">];
    document.getElementById(</span><span style="color: #800000;">'</span><span style="color: #800000;">root</span><span style="color: #800000;">'</span>).innerHTML = routes.find(item=&gt; item.path ==<span style="color: #000000;"> path).template;
})

</script>

</html>

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