js判断当前是pc端、移动端、IE浏览器

是否是pc端、

  function isPc() {
    
    
      var userAgentInfo = navigator.userAgent;
      var Agents = ["Android", "iPhone", "symbianOS", "Windows Phone", "iPad", "iPod"]
      var flag = true;
      for (var i = 0; i < Agents.length; i++) {
    
    
        if (userAgentInfo.indexOf(Agents[v]) > 0) {
    
    
          flag = false
          break
        }
      }
      return flag
    }

是否是IOS

function isIOS() {
    
    
      var u = navigator.userAgent;
      if (u.indexOf("Android") > -1 || u.indexOf("Linux") > -1) {
    
    
        return false
      } else if (u.indexOf("iPhone") > -1) {
    
    
        return true
      } else if (u.indexOf('iPad') > -1) {
    
    
        return false
      } else if (u.indexOf('Windows Phone') > -1) {
    
    
        return false
      } else {
    
    
        return false
      }
    }

是否是IE

 function isIEBrowser() {
    
    
      var ua = window.navigator.userAgent
      return !!ua.match(/compatible|MSIE|Trident/i)
    }

是否是移动端

function isDeviceMobile(){
    
    
      var ua = window.navigator.userAgent
      return /android|webos|iphone|ipod|balckberry/i.test(ua)
}

是否是IE10浏览器

function isIE10(){
    
    
      var ua = window.navigator.userAgent
      return ua.indexOf('MSIE')>=0
}

是否是IE11浏览器

function isIE11(){
    
    
      let ua = window.navigator.userAgent.toLocaleLowerCase();
      return ua.indexOf("rv:11")>-1&&ua.indexOf("trident")>-1;
}