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<ul class="g-container">
    <li class="">Codepen</li>
    <li class="g-select-all">Not Single Word</li>
    <li class="g-select-all">138-2254-6698</li>
    <li class="">这是一长串的地址,<span class="g-select-all">广东省,深圳市,南山区,xxxxxxx</span></li>
    <li class="">这是无用信息,<span class="g-select-all">中间的有用信息,被分割</span>,这是无用信息</li>
<!--     <li class="g-select-all">123-456-789</li> -->



body {
    width: 100%;
    height: 100%;
    place-items: center;
    padding: 20px;

ul li{
    display: block;
    line-height: 24px;
    letter-spacing: 4px;
    span {
        // color: deeppink;

.g-select-all {
    user-select: all;

.g-select-all::selection {
    background: #f7ec91;
    color: #333;
    text-shadow: 0 0 .5px #aaa, 1px 1px .5px #aaa, 2px 2px .5px #aaa, 3px 3px .5px #aaa, 4px 4px .5px #aaa;