https://blog.csdn.net/zgsdzczh/article/details/79744838
web页在微信中访问增加遮罩层 右上角弹出在浏览器中打开
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<style type="text/css">
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* {
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margin: 0;
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padding: 0;
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}
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a {
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text-decoration: none;
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}
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img {
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max- 100%;
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height: auto;
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}
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.weixin-tip {
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display: none;
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position: fixed;
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left: 0;
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top: 0;
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bottom: 0;
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background: rgba(0, 0, 0, 0.8);
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filter: alpha(opacity = 80);
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height: 100%;
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100%;
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z-index: 100;
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}
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.weixin-tip p {
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text-align: center;
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margin-top: 10%;
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padding: 0 5%;
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}
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</style>
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<div class="weixin-tip">
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<p>
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<img src="images/tip.png" alt="在浏览器打开" />
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</p>
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</div>
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<script>
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$(window).on("load", function() {
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var winHeight = $(window).height();
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function is_weixin() {
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var ua = navigator.userAgent.toLowerCase();
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if (ua.match(/MicroMessenger/i) == "micromessenger") {
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return true;
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} else {
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return false;
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}
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}
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var isWeixin = is_weixin();
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if (isWeixin) {
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$(".weixin-tip").css("height", winHeight);
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$(".weixin-tip").show();
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}
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})
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</script>
还有另外一个参考案例:
file:///C:/Users/Administrator/Desktop/449/449/index.html