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19 lines
626 B
19 lines
626 B
5 years ago
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/**
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* @method 方法使用，将手机模式调试 设置为 640*1136 , 1rem = 100px
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*/
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(function(doc, win) {
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var docEl = doc.documentElement,
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resizeEvt = 'orientationchange' in window ? 'orientationchange' : 'resize',
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recalc = function() {
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var clientWidth = docEl.clientWidth;
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if(!clientWidth) return;
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if(clientWidth >= 640) {
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docEl.style.fontSize = '100px';
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} else {
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docEl.style.fontSize = 100 * (clientWidth / 640) + 'px';
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}
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};
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if(!doc.addEventListener) return;
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win.addEventListener(resizeEvt, recalc, false);
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doc.addEventListener('DOMContentLoaded', recalc, false);
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})(document, window);
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