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<!DOCTYPE html>
< html lang = "en" >
< head >
< meta charset = "utf-8" >
< meta http-equiv = "X-UA-Compatible" content = "IE=edge" >
< meta name = "viewport" content = "width=device-width,initial-scale=1.0" >
< link rel = "icon" href = "<%= BASE_URL %>favicon.ico" >
< title > < %= htmlWebpackPlugin.options.title %>< / title >
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< script >
//designWidth:设计稿的实际宽度值，需要根据实际设置
//maxWidth:制作稿的最大宽度值，需要根据实际设置
//这段js的最后面有两个参数记得要设置， ， ， ， ，
(function (designWidth, maxWidth) {
var doc = document,
win = window,
docEl = doc.documentElement,
remStyle = document.createElement("style"),
tid;
function refreshRem() {
var width = docEl.getBoundingClientRect().width;
// maxWidth = maxWidth || 540; //不需要判断最大宽度
// width > maxWidth & & (width = maxWidth);
var rem = width * 100 / designWidth;
console.log(rem)
remStyle.innerHTML = 'html{font-size:' + rem + 'px;}';
}
if (docEl.firstElementChild) {
docEl.firstElementChild.appendChild(remStyle);
} else {
var wrap = doc.createElement("div");
wrap.appendChild(remStyle);
doc.write(wrap.innerHTML);
wrap = null;
}
//要等 wiewport 设置好后才能执行 refreshRem， ；
refreshRem();
win.addEventListener("resize", function () {
clearTimeout(tid); //防止执行两次
tid = setTimeout(refreshRem, 300);
}, false);
win.addEventListener("pageshow", function (e) {
if (e.persisted) { // 浏览器后退的时候重新计算
clearTimeout(tid);
tid = setTimeout(refreshRem, 300);
}
}, false);
if (doc.readyState === "complete") {
doc.body.style.fontSize = "16px";
} else {
doc.addEventListener("DOMContentLoaded", function (e) {
doc.body.style.fontSize = "16px";
}, false);
}
})(1366, 1024);
< / script >
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< / head >
< body >
< noscript >
< strong > We're sorry but < %= htmlWebpackPlugin.options.title %> doesn't work properly without JavaScript enabled. Please enable it to continue.< / strong >
< / noscript >
< div id = "app" > < / div >
<!-- built files will be auto injected -->
< / body >
< / html >
