纯前端怎么判断请求的浏览器是来自手机端还是 pc 端的

Question

如题所述

Answer 1

var iOS;
var isWechat;
var isAndroid;
var retina;
var userType = {};

// ios
if (navigator.userAgent.toLowerCase().match(/(iphone|ipod|ipad)/)) {
iOS = true;
$('html').addClass('ios');
userType.iOS = true;
} else {
iOS = false;
}

// android
if (navigator.userAgent.toLowerCase().match(/(android)/)) {
isAndroid = true;
userType.isAndroid = true;
$('html').addClass('android');
} else {
isAndroid = false;
}

// Wechat
if (navigator.userAgent.toLowerCase().match(/micromessenger/)) {
isWechat = true;
userType.isWechat = true;
$('html').addClass('wechat');
} else {
isWechat = false;
}

// Retina
if (window.devicePixelRatio && window.devicePixelRatio > 1) {
retina = true;
} else {
retina = false;
}本回答被提问者和网友采纳

Answer 2

/Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini|Mobile/i.test(window.navigator.userAgent)
用这个 能判断大多数 ，是个力气活 剩下的根据你需要